15. (1) In this section, “building envelope” means the wall and roof assemblies that contain the building space, and includes all those elements of the assembly that contribute to the separation of the outdoor and indoor environments so that the indoor environment can be controlled within acceptable limits; (“enveloppe”) “delivery and distribution systems” include all wires, conduits, pipes, junctions, switches, receptacles and seals, but does not include appliances, fittings and fixtures; (“réseaux de distribution”) “exterior cladding” means all exterior wall coverings and includes siding and above-grade masonry as required and detailed in the relevant sections of the Ontario Building Code under which the Building Permit was issued. (“habillage extérieur”)  R.R.O. 1990, Reg. 892, s. 15 (1). (2) Every vendor of a new home warrants to the owner, (a) that the home is constructed in a workmanlike manner and is free from defects in materials including windows, doors and caulking such that the building envelope of the home prevents water penetration; (b) that the electrical, plumbing and heating delivery and distribution systems are free from defects in material and work; (c) that all exterior cladding of the home is free from defects in material and work resulting in detachment, displacement or physical deterioration; (d) that the home is free from violations of the Ontario Building Code regulations under which the Building Permit was issued, affecting health and safety, including but not limited to fire safety, insulation, air and vapour barriers, ventilation, heating and structural adequacy; and (e) that the home is free of major structural defects.  R.R.O. 1990, Reg. 892, s. 15 (2); O. Reg. 697/92, s. 1. (2.1) A major structural defect claim in respect of a post June 30, 2012 home does not extend to any damages or claims, (a) in respect of any elevating device as defined in subsection 1 (1) of Ontario Regulation 209/01 (Elevating Devices) made under the Technical Standards and Safety Act, 2000
but does not include the surrounding structure of the building housing the device; (b) in respect of any appliances that form part of the heating or cooling apparatus, equipment or system, whether for water, air or other substances, including furnaces, air conditioners, chillers and heat recovery ventilators; (c) resulting from dampness not arising from failure of a structural load-bearing element of the building; (d) resulting from acts or omissions of an owner, a tenant, a licensee or invitee; (e) resulting from acts of civil or military authorities or acts of war, riot, insurrection or civil commotion; (f) resulting from a flood not caused by the vendor or builder; or (g) resulting from anything to which a warranty does not apply under subsection 13 (2) of the Act.  O. Reg. 87/12, s. 8. (3) The warranties described in subsection (2) apply only in respect of claims made during a two-year warranty period ending on the second anniversary of the date of possession, in respect of homes that were enrolled, or should have been enrolled, after December 31, 1990.  O. Reg. 9/09, s. 8. (4) The warranties described in subsection (2) are prescribed under clause 13 (1) (c) of the Act.  R.R.O. 1990, Reg. 892, s. 15 (4).