jswizzle3737/ontario_laws_and_regs huggingface dataset:
Notes to Table 9.26.3.1.:
9.28.4.6. Fastening (1) Stucco lath shall be fastened in conformance with Subsection 9.27.5. (2) Fasteners on vertical surfaces shall be spaced not more than, (a) 150 mm o.c. vertically and 406 mm o.c. horizontally, or (b) 100 mm o.c. vertically and 610 mm o.c. horizontally. (3) Nailing patterns other than those required in Sentence (2) are permitted to be used provided there are not fewer than 20 fasteners per square metre of wall surface. (4) Fasteners on horizontal surfaces shall be spaced not more than, (a) 150 mm o.c. along the framing members when members are spaced not more than 406 mm o.c., and (b) 100 mm o.c. along members when members are spaced not more than 610 mm o.c. 9.28.5. Stucco Mixes
Notes to Table 9.26.3.1.:
9.28.5.1. Mixes (1) Stucco mixes shall conform to Table 9.28.5.1. Table 9.28.5.1.   Stucco Mixes Forming Part of Sentence 9.28.5.1.(1) Item   Column 1   Column 2   Column 3   Column 4 

      Materials, volume             

      Portland Cement   Masonry Cement   Lime   Aggregate 

  1.   1   —   0.25 to 1   3.25 to 4 parts per part of cementitious material 

  2.   1   1   —
Notes to Table 9.26.3.1.:
9.28.5.2. Pigments (1) Pigment if used shall consist of pure mineral oxides inert to the action of sun, lime and cement. (2) Pigment shall not exceed 6% of the portland cement by weight.
Notes to Table 9.26.3.1.:
9.28.5.3. Mixing (1) Materials shall be thoroughly mixed before and after water is added. (2) Stucco shall be applied not later than 3 h after the initial mixing. 9.28.6. Stucco Application
Notes to Table 9.26.3.1.:
9.28.6.1. Low Temperature Conditions (1) The base for stucco shall be maintained above freezing. (2) Stucco shall be maintained at a temperature of not less than 10°C during application and for not less than 48 h afterwards.
Notes to Table 9.26.3.1.:
9.28.6.2. Number of Coats and Total Thickness (1) Stucco shall be applied with at least two base coats and one finish coat, providing a total thickness of not less than 15 mm, measured from the face of the lath or face of the masonry where no lath is used.
Notes to Table 9.26.3.1.:
9.28.6.3. First Coat (1) The first coat shall be not less than 6 mm thick, measured from the face of the lath or masonry, fully embedding the lath. (2) The surface of the first coat shall be scored to provide a key with the second coat.
Notes to Table 9.26.3.1.:
9.28.6.4. Second Coat (1) The second coat shall be not less than 6 mm thick. (2) The surface of the second coat shall be lightly roughened to provide a key with the finish coat if the finish coat is other than stone dash.
Notes to Table 9.26.3.1.:
9.28.6.5. Finish Coat (1) When the finish coat is other than stone dash, the base shall be dampened but not saturated before the finish coat is applied. (2) The thickness of the finish coat shall be not less than 3 mm. (3) When a stone dash finish is used, the stone shall be partially embedded in the second coat before the second coat starts to set or stiffen. Section 9.29. Interior Wall and Ceiling Finishes 9.29.1. General
Notes to Table 9.26.3.1.:
9.29.1.1. Fire Protection and Sound Control (1) A wall or ceiling finish shall also conform to the appropriate requirements in Sections 9.10. and 9.11. in addition to the requirements in this Section. 9.29.2. Waterproof Wall Finish
Notes to Table 9.26.3.1.:
9.29.2.1. Where Required (1) Waterproof finish shall be provided to a height of not less than, (a) 1 800 mm above the floor in shower stalls, (b) 1 200 mm above the rims of bathtubs equipped with showers, and (c) 400 mm above the rims of bathtubs not equipped with showers.
Notes to Table 9.26.3.1.:
9.29.2.2. Materials (1) Waterproof finish shall consist of ceramic, plastic or metal tile, sheet vinyl, tempered hardboard, laminated thermosetting decorative sheets or linoleum. 9.29.3. Wood Furring
Notes to Table 9.26.3.1.:
9.29.3.1. Size and Spacing of Furring (1) Wood furring for the attachment of wall and ceiling finishes shall conform to Table 9.29.3.1. Table 9.29.3.1.   Size and Spacing of Furring Forming Part of Sentence 9.29.3.1.(1) Item   Column 1   Column 2   Column 3   Column 4 

      Maximum Spacing of Furring, mm   Minimum Size of Furring, mm         

          Maximum Spacing of Furring Supports     

          Continuous Supports   406 mm (o.c.)   610 mm (o.c.) 

  1.   305   19 × 38   19 × 38   19 × 64 

  2.   406   19 × 38   19 × 38   19 × 64 

  3.   610   19 × 38   19 × 64   19 × 89
Notes to Table 9.26.3.1.:
9.29.3.2. Fastening (1) Furring shall be fastened to the framing or to wood blocks with not less than 51 mm nails. 9.29.4. Plastering
Notes to Table 9.26.3.1.:
9.29.4.1. Application (1) Application of plaster wall and ceiling finishes, including installation of metal or gypsum lath, shall conform to CSA A82.30-M, “Interior Furring, Lathing and Gypsum Plastering”. 9.29.5. Gypsum Board Finish (Taped Joints)
Notes to Table 9.26.3.1.:
9.29.5.1. Application (1) The requirements for application of gypsum board in this Subsection apply to the single layer application of gypsum board to wood furring or framing using nails or screws. (2) Gypsum board applications not described in this Subsection shall conform to CSA A82.31-M, “Gypsum Board Application”.
Notes to Table 9.26.3.1.:
9.29.5.2. Materials (1) Gypsum products shall conform to, (a) CAN/CSA-A82.27-M, “Gypsum Board”, (b) ASTM C1178 / C1178M, “Coated Glass Mat Water-Resistant Gypsum Backing Panel”, or (c) ASTM C1396 / C1396M, “Gypsum Board”.
Notes to Table 9.26.3.1.:
9.29.5.3. Maximum Spacing of Supports (1) Maximum spacing of supports for gypsum board applied as a single layer shall conform to Table 9.29.5.3. Table 9.29.5.3.   Spacing of Supports for Gypsum Board Forming Part of Sentence 9.29.5.3.(1) Item   Column 1   Column 2   Column 3   Column 4   Column 5 

      Thickness, mm   Orientation of Board to Framing   Maximum Spacing of Supports, mm o.c.     

          Walls   Ceilings     

                  Painted Finish   Water-Based Texture Finish 

                

  1.   Gypsum board conforming to Sentence 9.29.5.2.(1) (except Sections 9 and 12 of ASTM C1396 / C1396M) 

      9.5   Parallel   —   —   — 

          Perpendicular   406   406   — 

      12.7   Parallel   610   406   — 

          Perpendicular   610   610   406 

      15.9   Parallel   610   406   — 

          Perpendicular   610   610   610 

  2.   Gypsum board conforming to Clause 9.29.5.2.(1)(c) (only Section 12 of ASTM C1396 / C1396M)     

      12.7   Parallel   610   406   — 

          Perpendicular   610   610   610
Notes to Table 9.26.3.1.:
9.29.5.4. Support of Insulation (1) Gypsum board supporting insulation shall be at least 12.7 mm thick.
Notes to Table 9.26.3.1.:
9.29.5.5. Length of Fasteners (1) The length of fasteners for gypsum board shall conform to Table 9.29.5.5., except that lesser depths of penetration are permitted for assemblies required to have a fire-resistance rating provided it can be shown, on the basis of fire tests, that such depths are adequate for the required rating. Table 9.29.5.5.   Fastener Penetration into Wood Supports Forming Part of Sentence 9.29.5.5.(1) Item   Column 1   Column 2   Column 3   Column 4   Column 5 

      Required Fire-Resistance Rating of Assembly   Minimum Penetration, mm         

      Walls       Ceilings     

          Nails   Screws   Nails   Screws 

  1.   Not required   20   15   20   15 

  2.   45 min   20   20   30   30 

  3.   1 h   20   20   45   45 

  4.   1.5 h   20   20   60   60
Notes to Table 9.26.3.1.:
9.29.5.6. Nails (1) Nails for fastening gypsum board to wood supports shall conform to, (a) ASTM F1667, “Driven Fasteners: Nails, Spikes and Staples”, or (b) CSA B111, “Wire Nails, Spikes and Staples”.
Notes to Table 9.26.3.1.:
9.29.5.7. Screws (1) Screws for fastening gypsum board to wood supports shall conform to ASTM C1002, “Steel Self-Piercing Tapping Screws for the Application of Gypsum Panel Products or Metal Plaster Bases to Wood Studs or Steel Studs”.
Notes to Table 9.26.3.1.:
9.29.5.8. Spacing of Nails (1) For single-layer application on ceilings, nails shall be spaced, (a) not more than 180 mm o.c. on ceiling supports, or (b) every 300 mm o.c. along ceiling supports, in pairs about 50 mm apart. (2) Where the ceiling sheets are supported by the wall sheets around the perimeter of the ceiling, this support may be considered as equivalent to nailing at this location. (3) Except as required by Sentence (4), for single-layer application on walls, nails shall be spaced, (a) not more than 200 mm o.c. on vertical wall supports, or (b) every 300 mm o.c. along vertical wall supports, in pairs about 50 mm apart. (4) For single-layer application on walls, where gypsum board is required to provide bracing, lateral support or fire protection, nails shall be spaced not more than 200 mm o.c. on, (a) vertical wall supports, and (b) top and bottom plates. (5) The uppermost nails on vertical wall supports shall be not more than 200 mm below the ceiling. (6) Nails shall be located not less than 10 mm from the side or edge of the board. (7) Nails shall be driven so that the heads do not puncture the paper.
Notes to Table 9.26.3.1.:
9.29.5.9. Spacing of Screws (1) For single-layer application on a ceiling, screws shall be spaced not more than 300 mm o.c. on ceiling supports. (2) Where the ceiling sheets are supported by the wall sheets around the perimeter of the ceiling, this support may be considered as equivalent to screwing at this location. (3) Except as required by Sentence (4), for single-layer application on walls, screws shall be spaced, (a) not more than 300 mm o.c. on vertical wall supports where the supports are more than 406 mm o.c., or (b) not more than 400 mm o.c. on vertical wall supports where the supports are not more than 406 mm o.c. (4) Except as permitted by Sentence (5), for single-layer application on walls, where gypsum board is required to provide bracing, lateral support or fire protection, screws shall be spaced not more than 300 mm o.c. on, (a) vertical wall supports, and (b) top and bottom plates. (5) Where a fire-resistance rating is determined based on Table 1 of MMAH Supplementary Standard SB-3, “Fire and Sound Resistance of Building Assemblies”, Sentence (4) need not apply for the purpose of fire protection. (6) Screws shall be located not less than 10 mm from the side or edge of the board. (7) Screws shall be driven so that the heads do not puncture the paper.
Notes to Table 9.26.3.1.:
9.29.5.10. Low Temperature Conditions (1) In cold weather, heat shall be provided to maintain a temperature of not below 10°C for 48 h prior to taping and finishing and maintained for not less than 48 h after that. 9.29.6. Plywood Finish
Notes to Table 9.26.3.1.:
9.29.6.1. Thickness (1) Except as provided in Sentences (2) and (3), the minimum thickness of plywood interior finish shall conform to Table 9.29.6.1. Table 9.29.6.1.   Thickness of Plywood Interior Finish Forming Part of Articles 9.29.6.1., 9.29.6.2. and 9.29.9.2. Item   Column 1 Maximum Spacing of Supports, mm o.c.   Column 2 Minimum Thickness, mm(1), on Supports with no Horizontal Blocking   Column 3 Minimum Thickness, mm(1), on Supports with Blocking at Vertical Intervals not Exceeding 1.2 m 

  1.   406   4.7   4.0 

  2.   610   8.0   4.7
Notes to Table 9.29.6.1.
9.29.6.2. Grooved Plywood (1) Except as permitted in Sentence (2), where plywood for interior finish is grooved, the grooves shall not extend through the face ply and into the plies below the face ply unless the groove is supported by framing or furring. (2) If the grain of the face ply is at right angles to the supporting members, the groove is permitted to extend into the plies below the face ply provided the thickness of the plywood exceeds the value shown in Table 9.29.6.1. by an amount equal to not less than the depth of penetration of the grooves into the plies below the face ply.
Notes to Table 9.29.6.1.
9.29.6.3. Nails and Staples (1) Nails for attaching plywood finishes shall not be less than 38 mm casing or finishing nails spaced not more than 150 mm o.c. along edge supports and 300 mm o.c. along intermediate supports, except that staples providing equivalent lateral resistance may also be used.
Notes to Table 9.29.6.1.
9.29.6.4. Edge Support (1) All plywood edges shall be supported by furring, blocking or framing. 9.29.7. Hardboard Finish
Notes to Table 9.29.6.1.
9.29.7.1. Material Standard (1) Hardboard shall conform to CAN/CGSB-11.3-M, “Hardboard”.
Notes to Table 9.29.6.1.
9.29.7.2. Thickness (1) Hardboard shall be not less than, (a) 3 mm thick where applied over continuous back-up, (b) 6 mm thick where applied to supports spaced not more than 406 mm o.c., and (c) 9 mm thick where applied to supports spaced not more than 610 mm o.c.
Notes to Table 9.29.6.1.
9.29.7.3. Nails (1) Nails for fastening hardboard shall be casing or finishing nails not less than 38 mm long, spaced not more than 150 mm o.c. along edge supports and 300 mm o.c. along intermediate supports.
Notes to Table 9.29.6.1.
9.29.7.4. Edge Support (1) All hardboard edges shall be supported by furring, blocking or framing where the back-up is not continuous. 9.29.8. Insulating Fibreboard Finish
Notes to Table 9.29.6.1.
9.29.8.1. Material Standard (1) Insulating fibreboard shall conform to CAN/ULC-S706.1, “Wood Fibre Insulating Boards for Buildings”.
Notes to Table 9.29.6.1.
9.29.8.2. Thickness (1) Insulating fibreboard sheets shall be not less than 11.1 mm thick on supports not more than 406 mm o.c. (2) Insulating fibreboard tile shall be not less than 12.7 mm thick on supports spaced not more than 406 mm o.c.
Notes to Table 9.29.6.1.
9.29.8.3. Nails (1) Nails for fastening fibreboard sheets shall be not less than 2.6 mm shank diameter casing or finishing nails of sufficient length to penetrate not less than 20 mm into the supports. (2) Nails shall be spaced not more than 100 mm o.c. along edge supports and 200 mm o.c. along intermediate supports.
Notes to Table 9.29.6.1.
9.29.8.4. Edge Support (1) All fibreboard edges shall be supported by blocking, furring or framing. 9.29.9. Particleboard, OSB or Waferboard Finish
Notes to Table 9.29.6.1.
9.29.9.1. Material Standard (1) Particleboard finish shall conform to ANSI A208.1, “Particleboard”. (2) OSB or waferboard finish shall conform to, (a) CSA O325, “Construction Sheathing”, or (b) CSA O437.0, “OSB and Waferboard”.
Notes to Table 9.29.6.1.
9.29.9.2. Minimum Thickness (1) Except as provided in Sentences (2) and (3), the minimum thickness of O-2 grade OSB used as an interior finish shall conform to that shown for plywood in Table 9.29.6.1. (2) Thickness listed in Table 9.29.6.1. shall permit a manufacturing tolerance of -0.4 mm. (3) No minimum thickness is required where O-2 grade OSB is applied over continuous backing. (4) OSB conforming to O-1 grade, waferboard conforming to R-1 grade and particleboard shall be, (a) not less than 6.35 mm thick on supports not more than 406 mm o.c., (b) not less than 9.5 mm thick on supports not more than 610 mm o.c., and (c) not less than 6.35 mm thick on supports not more than 610 mm o.c. in walls where blocking is provided at midwall height. (5) OSB conforming to CSA O325, “Construction Sheathing”, shall meet the minimum panel mark of, (a) W16, on supports not more than 406 mm o.c., (b) W24, on supports not more than 610 mm o.c., and (c) W16, on supports not more than 610 mm o.c. where blocking is provided at midwall height.
Notes to Table 9.29.6.1.
9.29.9.3. Nails (1) Nails for fastening particleboard, OSB or waferboard shall be not less than 38 mm casing or finishing nails spaced not more than 150 mm o.c. along edge supports and 300 mm o.c. along intermediate supports.
Notes to Table 9.29.6.1.
9.29.9.4. Edge Support (1) All particleboard, OSB or waferboard edges shall be supported by furring, blocking or framing. 9.29.10. Wall Tile Finish
Notes to Table 9.29.6.1.
9.29.10.1. Tile Application (1) Ceramic tile shall be set in a mortar base or applied with an adhesive. (2) Plastic tile shall be applied with an adhesive.
Notes to Table 9.29.6.1.
9.29.10.2. Mortar Base (1) When ceramic tile is applied to a mortar base the cementitious material shall consist of one part Portland cement to not more than one-quarter part lime by volume. (2) The cementitious material described in Sentence (1) shall be mixed with no fewer than three nor more than five parts of aggregate per part of cementitious material by volume. (3) Mortar shall be applied over metal lath or masonry. (4) Ceramic tile applied to a mortar base shall be thoroughly soaked and pressed into place forcing the mortar into the joints while the tile is wet.
Notes to Table 9.29.6.1.
9.29.10.3. Adhesives (1) Adhesives to attach ceramic and plastic tile shall be applied to the finish coat or brown coat of plaster that has been steel-trowelled to an even surface or to gypsum board or to masonry provided the masonry has an even surface.
Notes to Table 9.29.6.1.
9.29.10.4. Moisture Resistant Backing (1) Ceramic and plastic tile installed on walls around bathtubs or showers shall be applied over moisture resistant backing.
Notes to Table 9.29.6.1.
9.29.10.5. Joints between Tiles and Bathtub (1) The joints between wall tiles and a bathtub or shower shall be suitably caulked with material conforming to CAN/CGSB-19.22-M, “Mildew Resistant Sealing Compound for Tubs and Tile”. Section 9.30. Flooring 9.30.1. General
Notes to Table 9.29.6.1.
9.30.1.1. Required Finish Flooring (1) Finished flooring shall be provided in all residential occupancies.
Notes to Table 9.29.6.1.
9.30.1.2. Water Resistance (1) Finished flooring in bathrooms, kitchens, public entrance halls, laundry and general storage areas shall consist of resilient flooring, felted-synthetic-fibre floor coverings, concrete, terrazzo, ceramic tile, mastic or other types of flooring providing similar degrees of water resistance.
Notes to Table 9.29.6.1.
9.30.1.3. Sleepers (1) Wood sleepers supporting finished flooring over a concrete base supported on the ground shall be not less than 19 mm by 38 mm and shall be treated with a wood preservative.
Notes to Table 9.29.6.1.
9.30.1.4. Finish Quality (1) Finished flooring shall have a surface that is smooth, even and free from roughness or open defects. 9.30.2. Panel-Type Underlay
Notes to Table 9.29.6.1.
9.30.2.1. Required Underlay (1) A panel-type underlay shall be provided under resilient flooring, parquet flooring, ceramic tile, felted-synthetic-fibre floor coverings or carpeting laid over lumber subflooring. (2) A panel-type underlay shall be provided under resilient flooring, parquet flooring, felted-synthetic-fibre floor coverings or carpeting on panel-type subflooring whose edges are unsupported. (3) Panel-type underlay shall be provided under ceramic tile applied with adhesive. (4) Panel-type underlay shall be provided under resilient flooring on waferboard or strandboard subflooring.
Notes to Table 9.29.6.1.
9.30.2.2. Materials and Thickness (1) Panel-type underlay shall be not less than 6 mm thick and shall conform to, (a) ANSI A208.1, “Particleboard”, (b) CAN/CGSB-11.3-M, “Hardboard”, (c) ANSI/HPVA HP-1, “Hardwood and Decorative Plywood”, (d) CSA O121, “Douglas Fir Plywood”, (e) CSA O151, “Canadian Softwood Plywood”, (f) CSA O153, “Poplar Plywood”, or (g) CSA O437.0, “OSB and Waferboard”.
Notes to Table 9.29.6.1.
9.30.2.3. Fastening (1) Panel-type underlay shall be fastened to the subfloor with staples, annular grooved flooring nails or spiral nails, spaced not more than 150 mm o.c. along the edges and 200 mm o.c. both ways at other locations. (2) Nails for panel-type underlay shall be not less than 19 mm long for 6 mm thick underlay and 22 mm long for 7.9 mm thick underlay. (3) Staples for panel-type underlay shall, (a) have not less than a 1.2 mm shank diameter or thickness with a 4.7 mm crown, and (b) be not less than, (i) 22 mm long for 6 mm underlay, and (ii) 28 mm long for 7.9 mm and 9.5 mm underlay.
Notes to Table 9.29.6.1.
9.30.2.4. Joints Offset (1) Where panel-type underlay is required to be installed over plywood, or OSB or waferboard, the joints in the underlay shall be offset at least 200 mm from the joints in the underlying subfloor.
Notes to Table 9.29.6.1.
9.30.2.5. Surface Defects (1) Underlay beneath resilient or ceramic floors applied with an adhesive shall have all holes or open defects on the surface patched so that the defects will not be transmitted to the finished surface. 9.30.3. Wood Strip Flooring
Notes to Table 9.29.6.1.
9.30.3.1. Thickness (1) The thickness of wood strip flooring shall conform to Table 9.30.3.1. Table 9.30.3.1.   Thickness of Wood Strip Flooring Forming Part of Sentence 9.30.3.1.(1) Item   Column 1   Column 2   Column 3   Column 4 

      Type of Flooring   Maximum Joist Spacing, mm   Minimum Thickness of Flooring, mm 

              With Subfloor   No Subfloor 

  1.   Matched hardwood (interior use only)   406   7.9   19.0 

          610   7.9   33.3 

  2.   Matched softwood (interior or exterior use)   406   19.0   19.0 

          610   19.0   31.7 

  3.   Square edge softwood (exterior use only)   406   —   25.4 

          610   —   38.1
Notes to Table 9.29.6.1.
9.30.3.2. Strip Direction and End Joints (1) Wood strip flooring shall not be laid parallel to lumber subflooring unless a separate underlay is provided. (2) If wood strip flooring is applied without a subfloor, it shall be laid at right angles to the joists so that the end joints are staggered and occur over supports or are end matched. (3) If the flooring is end matched, it shall be laid so that no two adjoining strips break joints in the same space between supports and each strip bears on no fewer than two supports.
Notes to Table 9.29.6.1.
9.30.3.3. Nailing (1) When nails are used, wood strip flooring shall be toe nailed or face nailed with at least one nail per strip at the spacings shown in Table 9.30.3.3., except that face nailed strips of more than 25 mm in width shall have at least two nails per strip. (2) Face nails shall be countersunk. Table 9.30.3.3.   Nailing of Wood Strip Flooring Forming Part of Sentence 9.30.3.3.(1) Item   Column 1 Finish Floor Thickness, mm   Column 2 Minimum Length of Flooring Nails, mm   Column 3 Maximum Spacing of Flooring Nails, mm 

  1.   7.9   38(1)   200 

  2.   11.1   51   300 

  3.   19.0   57   400 

  4.   25.4   63   400 

  5.   31.7   70   600 

  6.   38.1   83   600
Notes to Table 9.30.3.3.:
9.30.3.4. Staples (1) Staples are permitted to be used to fasten wood strip flooring not more than 7.9 mm in thickness and not more than 50 mm in width provided the staples, (a) are not less than 29 mm long, (b) have a shank diameter of not less than 1.19 mm, (c) have a crown of not less than 4.7 mm, and (d) are spaced not more than 400 mm o.c. (2) Staples are permitted to be used to fasten wood strip flooring not more than 19 mm in thickness and not more than 83 mm in width provided the staples, (a) are not less than 51 mm long, (b) have a shank diameter of not less than 1.82 mm, (c) have a crown of not less than 12.7 mm, and (d) are spaced not more than 400 mm o.c. 9.30.4. Parquet Flooring
Notes to Table 9.30.3.3.:
9.30.4.1. Adhesive (1) Adhesive used to attach parquet block flooring shall be suitable for bonding wood to the applicable subfloor material. 9.30.5. Resilient Flooring
Notes to Table 9.30.3.3.:
9.30.5.1. Materials (1) Resilient flooring used on concrete slabs supported on ground shall consist of asphalt, rubber, unbacked vinyl or vinyl with an inorganic type backing. (2) Flooring described in Sentence (1) shall be attached to the base with a suitable waterproof and alkali-resistant adhesive. 9.30.6. Ceramic Tile
Notes to Table 9.30.3.3.:
9.30.6.1. Substrate (1) Ceramic tile shall be set in a mortar bed or applied to a sound smooth base with a suitable adhesive. (2) Panel-type subfloor to which ceramic tile is to be applied with adhesive shall have its edges supported according to Article 9.23.14.3. Section 9.31. Plumbing Facilities 9.31.1. Scope
Notes to Table 9.30.3.3.:
9.31.1.1. Application (1) Except as provided in Sentence (2), this Section applies to plumbing
facilities and plumbing systems serving dwelling units. (2) Plumbing facilities, grab bars, floor drains and floor and wall finishes around urinals shall conform to Subsection 3.7.4. and Article 7.1.5.2. in, (a)  a recreational camp, (b) a camp for housing of workers, or (c) all other buildings
not described in Sentence (1). (3) Medical gas piping systems shall conform to Subsection 3.7.5. 9.31.2. General
Notes to Table 9.30.3.3.:
9.31.2.1. General (1) The
construction of plumbing systems shall conform to Part 7.
Notes to Table 9.30.3.3.:
9.31.2.2. Corrosion Protection (1) Metal pipes in contact with cinders or other corrosive material shall be protected by a heavy coating of bitumen or other corrosion protection.
Notes to Table 9.30.3.3.:
9.31.2.3. Grab Bars (1) When provided, grab bars shall be capable of resisting a load of not less than 1.3 kN applied vertically or horizontally. 9.31.3. Water Supply and Distribution
Notes to Table 9.30.3.3.:
9.31.3.1. Required Water Supply (1) Every dwelling unit shall be supplied with a water distribution system where a drinking water system is available.
Notes to Table 9.30.3.3.:
9.31.3.2. Required Connections (1) In a dwelling unit with a water distribution system, piping for hot and cold water shall be connected to every kitchen sink, lavatory, bathtub, shower, slop sink and laundry area. (2) Piping for cold water shall be run to every water closet. 9.31.4. Required Facilities
Notes to Table 9.30.3.3.:
9.31.4.1. Required Fixtures (1) A
dwelling unit with a water distribution system shall contain, (a) a kitchen sink, (b) a lavatory, (c) a bathtub or shower stall, and (d) a water closet or a drainless composting toilet.
Notes to Table 9.30.3.3.:
9.31.4.2. Laundry Fixtures (1) Laundry facilities or a space for laundry facilities shall be provided in every dwelling unit or grouped elsewhere in the building in a location conveniently accessible to occupants of every dwelling unit.
Notes to Table 9.30.3.3.:
9.31.4.3. Hot Water Supply (1) In a dwelling unit with a water distribution system, a hot water supply shall be provided. (2) A
water distribution system supplying hot water to plumbing fixtures shall conform to the requirements in Subsection 7.6.5.
Notes to Table 9.30.3.3.:
9.31.4.4. Floor Drains (1) A floor drain shall be installed in a basement
forming part of a dwelling unit. 9.31.5. Reserved 9.31.6. Service Water Heating Facilities
Notes to Table 9.30.3.3.:
9.31.6.1. Hot Water Temperature (1) Where a hot water supply is required by Article 9.31.4.3., equipment shall be installed to provide to every dwelling unit an adequate supply of service hot water with a temperature range from 45°C to 60°C. (2) An electric storage-type service water heater shall have a minimum set storage temperature of 60°C.
Notes to Table 9.30.3.3.:
9.31.6.2. Equipment and Installation (1) Every
service water heater and its installation shall conform to Part 7. (2) Reserved (3) Where the building is in a location where the spectral response acceleration, Sa(0.2), is greater than 0.55, service water heaters shall be secured to the structure to resist overturning and displacement.
Notes to Table 9.30.3.3.:
9.31.6.3. Corrosion-Resistant Coating (1) Where storage tanks for service water heaters are steel, they shall be coated with zinc, vitreous enamel (glass lined), hydraulic cement or other corrosion-resistant material.
Notes to Table 9.30.3.3.:
9.31.6.4. Fuel-Burning Heaters (1) Fuel-burning
service water heaters shall be connected to a chimney flue conforming to Section 9.21.
Notes to Table 9.30.3.3.:
9.31.6.5. Heating Coils (1) Heating coils of service water heaters shall not be installed in a flue or in the combustion chamber of a boiler or furnace heating a building. Section 9.32. Ventilation 9.32.1. General
Notes to Table 9.30.3.3.:
9.32.1.1. Application (1) This Section applies to the ventilation of rooms and spaces in residential
occupancies by natural ventilation and to self-contained mechanical ventilation systems serving a house
or an individual dwelling unit. (2) Mechanical ventilation systems, other than self-contained systems serving a house or an individual dwelling unit, shall conform to Part 6. (3) Ventilation of rooms and spaces in other than residential occupancies
shall conform to Part 6. (4) A
storage garage for more than five cars shall be ventilated in accordance with Part 6. (5) A clothes dryer exhaust duct system shall conform to Article 9.32.1.4. or Part 6.
Notes to Table 9.30.3.3.:
9.32.1.2. Mechanical Ventilation for Dwelling Units (1) Every
dwelling unit that is supplied with electrical power shall be provided with a mechanical ventilation system in accordance with Subsection 9.32.3.
Notes to Table 9.30.3.3.:
9.32.1.3. Ventilation of Rooms and Spaces (1) Except as permitted in Sentence (2), rooms or spaces in a residential occupancy shall be ventilated by natural means in accordance with Subsection 9.32.2. (2) The natural ventilation of rooms or spaces required in Sentence (1) may be provided by mechanical means. (3) Where a room or space is not provided with natural ventilation as described in Sentence (1), mechanical ventilation shall be provided to exhaust inside air from or to introduce outside air to that room or space at the rate of one-half air change per hour if the room or space is mechanically cooled in summer, and one air change per hour if it is not.
Notes to Table 9.30.3.3.:
9.32.1.4. Venting of Laundry-Drying Equipment (1) Exhaust ducts or vents connected to laundry-drying equipment shall discharge directly to the outdoors. (2) Exhaust ducts connected to laundry-drying equipment shall be, (a) independent of other exhaust ducts, (b) accessible for cleaning, and (c) constructed of a smooth corrosion-resistant material. (3) Where collective venting of multiple installations of laundry-drying equipment is used, the ventilation system shall, (a) be connected to a common exhaust duct that is vented by one central exhaust fan and incorporates one central lint trap, (b) include an interlock to activate the central exhaust fan when laundry-drying equipment is in use, and (c) where required by Article 9.32.3.8., be provided with make-up air. 9.32.2. Natural Ventilation
Notes to Table 9.30.3.3.:
9.32.2.1. Natural Ventilation Area (1) The unobstructed openable ventilation area to the outdoors for rooms and spaces in a
residential occupancy ventilated by natural means shall conform to Table 9.32.2.1. Table 9.32.2.1.   Natural Ventilation Forming Part of Sentence 9.32.2.1.(1) Item   Column 1   Column 2   Column 3 

      Location       Minimum Unobstructed Area 

  1.   Within a dwelling unit   Bathrooms or water closet rooms   0.09 m² 

          Unfinished basement space   0.2 percent of the floor area 

          Dining rooms, living rooms, bedrooms, kitchens, combined rooms, dens, recreation rooms and all other finished rooms   0.28 m² per room or combination of rooms 

  2.   Other than within a dwelling unit   Bathrooms or water closet rooms   0.09 m² per water closet 

      Sleeping areas   0.14 m² per occupant 

          Laundry rooms, kitchens, recreation rooms   4 percent of the floor area 

          Corridors, storage rooms and other similar public rooms or spaces   2 percent of the floor area 

          Unfinished basement space not used on a shared basis   0.2 percent of the floor area (2) Where a vestibule opens directly off a living or dining room within a dwelling unit, ventilation to the outdoors for such rooms may be through the vestibule.
Notes to Table 9.30.3.3.:
9.32.2.2. Protection from Weather and Insects (1) Openings for natural ventilation other than windows shall be constructed to provide protection from the weather and insects. (2) Screening shall be of rust-proof material. 9.32.3. Mechanical Ventilation
Notes to Table 9.30.3.3.:
9.32.3.1. General (1) For the purposes of this Subsection a non-solid fuel-fired appliance
shall be classified as, (a) direct vented whereby the combustion air is supplied directly from the outdoors to the combustion chamber via a sealed passageway, and the products of combustion are exhausted directly outdoors through an independent sealed vent, (b) mechanically vented induced draft whereby combustion air is supplied from within the
building envelope and the products of combustion are positively conveyed to the outdoors by means of a dedicated sealed vent, or (c) natural draft whereby combustion air is supplied from within the building envelope and the products of combustion are conveyed to the outdoors through a chimney or Type B vent. (2) For the purposes of this Subsection, a dwelling unit shall be categorized as, (a) Type I when, (i) all fuel-fired combustion appliances serving the dwelling unit are direct vented or, except for fireplaces, are mechanically vented induced draft, and (ii) the dwelling unit is not served by a solid fuel-fired combustion appliance, (b) Type II when a solid fuel-fired combustion appliance serves a Type I dwelling unit, (c) Type III when a mechanically vented induced draft non-solid fuel-fired fireplace or a natural draft appliance is present, or (d) Type IV when electric space heating is present.
Notes to Table 9.30.3.3.:
9.32.3.2. Required Mechanical Ventilation (1) The mechanical ventilation system required in Article 9.32.1.2. shall comply with, (a) Part 6, or (b) this Subsection for a mechanical ventilation system in a Type I, Type II or Type IV dwelling unit.
Notes to Table 9.30.3.3.:
9.32.3.3. Total Ventilation Capacity (1) The minimum total ventilation capacity of the ventilation system required in Clause 9.32.3.2.(1)(b) shall be the sum of the individual room capacities given in Table 9.32.3.3. Table 9.32.3.3.   Ventilation Capacity Forming Part of Sentence 9.32.3.3.(1) Item   Column 1 Room   Column 2 Capacity, L/s 

  1.   Master bedroom(1)   10 

  2.   Other bedrooms   5 

  3.   Living room(2)   5 

  4.   Dining room(2)   5 

  5.   Kitchen   5 

  6.   Family room(2)   5 

  7.   Recreation room   5 

  8.   Basement(3)   10 

  9.   Other habitable rooms(4)   5 

  10.   Bathroom or water closet room   5 

  11.   Laundry room   5 

  12.   Utility room   5
Notes to Table 9.32.3.3.:
9.32.3.5. Supplemental Exhaust (1) Additional supplemental exhaust capacity shall be installed as necessary so that the total capacity of all kitchen, bathroom, water closet room and other supplemental exhaust air intakes is not less than the total ventilation capacity, as required in Article 9.32.3.3., minus the principal exhaust fan capacity, as required in Article 9.32.3.4. (2) An exhaust air intake shall be installed in each kitchen, bathroom and water closet room. (3) Where the intake for a supplemental exhaust fan, other than a cooking appliance exhaust fan serving a cooktop, is installed in a kitchen, it shall be installed in the ceiling or on the wall within 300 mm of the ceiling. (4) Exhaust ducts serving the required kitchen, bathroom, water closet room and other supplemental exhaust air intakes shall be sized according to Part 6 except that they may be sized according to Table 9.32.3.5. where, (a) the total duct length does not exceed 9 m, and (b) the number of elbows does not exceed 4, but, in any case, they shall not be smaller than recommended by the manufacturer of the fans. Table 9.32.3.5.   Kitchen, Bathroom and Water Closet Room Exhaust Duct Size Forming Part of Sentence 9.32.3.5.(4) Item   Column 1   Column 2   Column 3 

      Fan Capacity, L/s   Minimum Exhaust Duct Diameter(1)     

          Ducts Connected to Inlet and Outlet of Exhaust Fan, mm   Ducts Connected to One Side Only of Exhaust Fan, mm 

  1.   25   125   125 

  2.   50   150   150
Notes to Table 9.32.3.5.:
9.32.3.6. Ventilation Systems Coupled with Forced Air Heating Systems (1) This Article applies to a mechanical ventilation system serving a house
or an individual dwelling unit that contains a forced air heating system which is used for delivery of ventilation air. (2) Where a mechanical ventilation system serves a Type I dwelling unit, a ventilation supply inlet is not required. (3) Where a mechanical ventilation system serves a Type II dwelling unit, the system shall include a heat recovery ventilator, coupled to the forced air heating system, installed in accordance with Article 9.32.3.11. (4) The forced air heating system circulation fan shall be controlled by a manual switch located adjacent to the ventilation fan switch required in Sentence 9.32.3.4.(4). (5) The switch required in Sentence (4) shall be identified by the words CIRCULATION FAN.
Notes to Table 9.32.3.5.:
9.32.3.8. Protection Against Depressurization (1) When determining the need to provide protection against depressurization, consideration must be given to, (a) whether the presence of soil gas is deemed to be a problem, and (b) the presence of solid fuel-fired combustion appliances. (2) Where a solid fuel-fired combustion appliance is installed, the ventilation system shall include a heat recovery ventilator that is designed to operate so that the flow of exhaust air does not exceed the flow of intake air in any operating mode, and that complies with the requirements of Article 9.32.3.11. (3) The provision of make-up air is not required for mechanical exhausting devices operating a subfloor depressurization system installed for the purpose of reducing the risk of radon ingress.
Notes to Table 9.32.3.5.:
9.32.3.9. Fan Ratings (1) Except as provided in Sentence (4), capacity ratings for required fans shall be determined in accordance with, (a) CAN/CSA-C260-M, “Rating the Performance of Residential Mechanical Ventilating Equipment”, or (b) HVI 916, “Airflow Test Procedure”. (2) Sound ratings for required fans shall be determined in accordance with, (a) CAN/CSA-C260-M, “Rating the Performance of Residential Mechanical Ventilating Equipment”, or (b) HVI 915, “Loudness Testing and Rating Procedure”. (3) Capacity ratings for required fans shall be based on a static pressure differential of 50 Pa, 25 Pa or 7.5 Pa depending on whether the fan is installed with ductwork connected on both sides, one side or neither side, respectively. (4) Except for heat recovery ventilators, exhaust fans required to make up any part of the total ventilation capacity required by Article 9.32.3.3. shall have a sound rating not greater than that specified in Table 9.32.3.9. Table 9.32.3.9.   Fan Sound Rating Forming Part of Sentence 9.32.3.9.(4) Item   Column 1   Column 2   Column 3 

      Fan Application   Maximum Sound Rating, sones     

          Rated according to CAN/CSA-C260-M   Rated according to HVI 915 

  1.   Principal exhaust fan   2.0   2.5 

  2.   Supplemental exhaust fans installed in bathrooms and water closet rooms and their make-up air fans   2.5   3.5 

  3.   Supplemental exhaust fans installed in kitchens and their make-up air fans   no rating required   no rating required (5) Required fans shall be installed according to the manufacturer's instructions. (6) Mechanical ventilation devices shall conform to CSA C22.2 No. 113, “Fans and Ventilators”.
Notes to Table 9.32.3.5.:
9.32.3.10. Ducts (1) Ventilation ducts shall conform to the requirements of Part 6 for supply ducts, except that exhaust ducts that serve only a bathroom or water closet room may be of combustible
material provided the duct is reasonably airtight and constructed of a material impervious to water. (2) Exhaust ducts shall not discharge into heated or unheated enclosed spaces. (3) Where an exhaust duct passes through or is adjacent to unheated space, the duct shall be insulated to not less than RSI 0.5. (4) Where a duct carrying outdoor air that is not tempered or not mixed with indoor air passes through heated space, it shall be insulated to not less than RSI 0.5 except that, where such a duct is exposed in the heated space for more than 3 m of length in the heated space, it shall be, (a) insulated to not less than the values listed in Table 9.32.3.10.A., and (b) provided with a vapour barrier. Table 9.32.3.10.A.   Insulation of Ducts Carrying Outdoor Air Forming Part of Sentence 9.32.3.10.(4) Item   Column 1 Outside Winter Design Temperature as per MMAH Supplementary Standard SB-1, “Climatic and Seismic Data”(1), °C   Column 2 Minimum Thermal Resistance, RSI 

  1.   –7 to –11   0.5 

  2.   –12 to –17   0.9 

  3.   –18 to –24   1.2 

  4.   –25 to –29   1.4 

  5.   –30 to –34   1.8 

  6.   –35 and colder   2.1
Notes to Table 9.32.3.10.A.:
9.32.3.11. Heat Recovery Ventilators (1) Where a heat recovery ventilator is installed to provide all or part of the requirements of this Subsection, this Article shall apply. (2) Heat recovery ventilators shall be designed to provide a minimum 55% sensible heat recovery efficiency when tested to the low temperature thermal and ventilation performance test method set out in CAN/CSA-C439, “Rating the Performance of Heat/Energy-Recovery Ventilators”, at a Station 1 test temperature of –25°C at an air flow not less than 30 L/s. (3) Where a heat recovery ventilator is connected to a forced air heating system, the supply side of the ventilator shall be directly connected to the return air side of the forced air heating system. (4) Two or more heat recovery ventilators shall not be connected in parallel air flow to a common air supply duct unless specifically recommended by the manufacturer. (5) Two or more heat recovery ventilators shall not be connected in parallel air flow to a common downstream exhaust duct. (6) Heat recovery ventilators installed in unheated spaces shall be installed so as to avoid condensation of moisture on fans and motors in exhaust air, in accordance with the manufacturer's instructions. (7) All start-up procedures recommended by the manufacturer including air balancing and air-flow determination shall be followed. (8) Free flow of condensate shall be provided in accordance with the manufacturer's recommendations or, in their absence, a condensate drain of minimum ½ inch nominal pipe size pitched in the direction of flow and complete with a trap or condensate pump with sufficient capacity shall be installed. (9) The heat recovery ventilator and all condensate lines shall be installed in a space where the ambient temperature will not adversely affect the operation of the system. (10) When operating at the rate required in Article 9.32.3.4., the supply and exhaust airflow rates of the heat recovery ventilator shall be balanced so that the value of the lesser flow shall be at least 90% of the value of the greater flow, unless otherwise recommended by the manufacturer.
Notes to Table 9.32.3.10.A.:
9.32.3.12. Outdoor Intake and Exhaust Openings (1) Separate air intake and exhaust outlet openings, when located on the same wall or roof, shall be installed so as to avoid contamination of the ventilation air by the exhaust air. (2) Intake openings shall be located so as to avoid contamination of the ventilation air from other local sources such as automobile exhausts and exhaust from adjacent buildings. (3) The distance from the bottom of an air intake opening to finished ground level or to any nearer and lower permanent horizontal surface shall be not less than 450 mm or the depth of expected snow accumulation, whichever is greater. (4) The distance separating air intakes from building
envelope penetrations that are potential sources of contaminants, such as gas vents or oil fill pipes, shall be not less than 900 mm. (5) Air intakes shall be clearly labelled as such for identification from locations outside the dwelling unit. (6) The distance from the bottom of an exhaust outlet to finished ground level or to any nearer and lower permanent horizontal surface shall be not less than 100 mm. (7) Where air intake and exhaust openings are in exposed locations, provision shall be made to protect them from the entry of precipitation by the use of louvres, weather cowls or other suitable protection. (8) Air intake openings shall incorporate screens or grilles to protect against the entry of animals and insects. (9) Except for exhaust outlets serving heat recovery ventilators, exhaust outlets shall incorporate backdraft dampers. (10) Except for clothes dryers, exhaust outlets shall be fitted with screens of mesh not larger than 15 mm, except where climatic conditions may require larger openings. (11) Where a screen or grille required by Sentences (8) and (10) has a screen mesh less than 6 mm, the screen or grille shall be removable for cleaning. (12) The gross area of the screens or grilles installed in intake and exhaust openings shall be three times that of the duct served. (13) Screens and grilles shall be of corrosion-resistant material. (14) The net free area of an air intake or exhaust outlet shall be equal to or greater than the cross-sectional area of the duct served.
Notes to Table 9.32.3.10.A.:
9.32.3.13. Installation (1) Installation of fans and heat recovery ventilators shall be in accordance with manufacturer’s instructions for minimizing noise and vibration transmission and achieving the required sound rating. (2) Where flow-regulating dampers are required, they shall be adjustable and accessible without requiring the removal of fans, motors, or insulating materials and without the need for specialized tools. (3) Ventilation equipment shall be accessible for inspection, maintenance, repair and cleaning. (4) Ventilation equipment installed in unheated spaces shall be installed so as to avoid condensation of moisture on fans and motors in accordance with the manufacturer’s instructions. Section 9.33. Heating and Air-Conditioning 9.33.1. General
Notes to Table 9.32.3.10.A.:
9.33.1.1. Design and Installation Requirements (1) The design and installation of central heating systems, including requirements for combustion air, shall conform to Part 6 and this Section. (2) The design and installation of air-conditioning systems shall conform to Part 6. (3) Repairs or component replacements that change the capacity or extent of safety of an existing heating, ventilating or air-conditioning system and that alter the method of operation shall conform to this Code.
Notes to Table 9.32.3.10.A.:
9.33.1.2. Solid Fuel-Burning Appliances (1) The design, construction and installation, including the provision of combustion air, of solid-fuel burning appliances and equipment, including stoves, cooktops and space heaters, shall conform to CSA B365, “Installation Code for Solid-Fuel-Burning Appliances and Equipment”. (2) Solid fuel-burning stoves, furnaces
and hydronic heating systems designed to burn solid fuels, other than coal, shall conform to the particulate emission limits of, (a) CSA B415.1, “Performance Testing of Solid-Fuel-Burning Heating Appliances”, or (b) the “Standards of Performance for New Residential Wood Heaters”, set out in Subpart AAA of Part 60 of Title 40 of the Code of Federal Regulations, published by the United States Environmental Protection Agency, as it read on March 16, 2015.
Notes to Table 9.32.3.10.A.:
9.33.1.3. Structural Movement (1) Where the building is in a location where the spectral response acceleration, Sa(0.2), is greater than 0.55, heating and air-conditioning equipment with fuel or power connections shall be secured to the structure to resist overturning and displacement. 9.33.2. Required Heating Systems
Notes to Table 9.32.3.10.A.:
9.33.2.1. Residential Heating Systems (1) Residential
buildings intended for use in the winter months on a continuing basis shall be equipped with heating facilities conforming to this Section.
Notes to Table 9.32.3.10.A.:
9.33.2.2. Equipment Sizing (1) The heating system capacity shall be based on the heating load calculated in accordance with Sentence 6.2.1.1.(1). (2) Where a cooling system is installed, the cooling system capacity shall be based on the cooling load calculated in accordance with Sentence 6.2.1.1.(1). (3) The heating and cooling equipment capacities shall be determined in accordance with the requirements of CSA F280, “Determining the Required Capacity of Residential Space Heating and Cooling Appliances”. 9.33.3. Design Temperatures
Notes to Table 9.32.3.10.A.:
9.33.3.1. Indoor Design Temperatures (1) At the outside design temperature, required heating facilities shall be capable of maintaining an indoor air temperature of not less than, (a) 22°C in all living spaces, (b) 22°C in unfinished basements, and (c) 15°C in heated crawl spaces.