Energy Efficiency Regulations, 2016 — 657
 United States Code of Federal Regulations , entitled Uniform Test Method for the Measurement of R-Value for Envelope Components of Walk-In Coolers and Walk-In Freezers , as amended from time to time. ( appendice B 10 C.F.R. ) 10 C.F.R. Appendix C means Appendix C to Subpart R, Part 431 of Title 10 to the United States Code of Federal Regulations , entitled Uniform Test Method for the Measurement of Net Capacity and AWEF of Walk-In Cooler and Walk-In Freezer Refrigeration Systems , as amended from time to time. ( appendice C 10 C.F.R. ) 10 C.F.R. §431.304 means section 431.304 of Subpart R, Part 431 of Title 10 to the United States Code of Federal Regulations , as amended from time to time. ( 10 C.F.R. §431.304 ) unit cooler means an assembly that includes a means for forced air circulation and elements by which heat is transferred from air to refrigerant without any element external to the cooler imposing air resistance. ( refroidisseur d’air ) walk-in cooler means an enclosed storage space that has an area of less than 278.71 m 2 (3,000 square feet) and is designed to be cooled to temperatures at or above 0°C and to allow a person to enter, but does not include a walk-in cooler that is designed and marketed exclusively for medical, scientific or research purposes. ( réfrigérateur-chambre ) walk-in door assembly means an assembly that is installed, or is designed to be installed, in an opening of an interior or exterior wall of a walk-in cooler or walk-in freezer in order to allow access through the opening or to close it off and that consists of the framing material necessary for its attachment and a moveable door panel, including any glass, door plugs or mullions, but does not include a walk-in door assembly that is designed and marketed exclusively for medical, scientific or research purposes. ( assemblage de porte de chambre froide ) walk-in freezer means an enclosed storage space that has an area of less than 278.71 m 2 (3000 square feet) and is designed to be cooled to temperatures below 0°C and to allow a person to enter, but does not include a walk-in freezer that is designed and marketed exclusively for medical, scientific or research purposes. ( congélateur-chambre ) walk-in panel means a panel that is installed, or is designed to be installed, as part of the envelope of a walk-in cooler or walk-in freezer, but does not include a walk-in door assembly or a walk-in panel that is designed and marketed exclusively for medical, scientific or research purposes. ( panneau de chambre froide ) walk-in process cooling refrigeration system means a refrigeration system that (a) is sold as a set with an insulated enclosure and, when assembled with the enclosure, has a cooling capacity of at least 1.035 kW/m 3 (100 Btu/h/ft 3 ) of enclosed internal volume; (b) is a unit cooler — or a dedicated condensing unit exclusively sold as a set that has a dedicated condensing unit and a unit cooler — that has an evaporator coil with a means of forced air circulation and a height that is (i) at least 1.37 metres (4.5 feet), as measured perpendicular to the tubes, and (ii) at least one and a half times the width, as measured parallel to the tubes; or (c) is sold as a set that has a dedicated condensing unit and an evaporator coil that does not have a means of forced air circulation. ( système de réfrigération de type chambre pour refroidissement industriel ) walk-in refrigeration system means a refrigeration system that is installed, or that is designed to be installed, in a walk-in cooler or walk-in freezer and has a unit cooler or a dedicated condensing refrigeration system. It includes all controls and other components that are integral to its operation but does not include a walk-in process cooling refrigeration system or a walk-in refrigeration system that is designed and marketed exclusively for medical, scientific or research purposes. ( système de réfrigération de chambre froide ) SOR/2018-201, s. 76 SOR/2019-163, s. 49 SOR/2022-265