E-1.1, r. 1 - Regulation respecting energy conservation in new buildings

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70. Door assemblies other than those described in sections 68 and 69 that separate heated space from unheated space or the outside air shall either:
(1)  be designed to limit air infiltration to a maximum of 17 L/s per metre of door crack when tested in conformity with section 67; or
(2)  be weather-stripped on all edges.
O.C. 89-83, s. 70.