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

Section 79
Disposition versions

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79. The thermal resistance prescribed in sections 74 and 75 for roofs and ceilings separating heated space from unheated space or the outside air may be reduced near the roof eaves to the extent made necessary by the roof slope and required ventilation clearances. However, the thermal resistance directly above the inner surface of the exterior wall shall be at least 2.1 m2 • ºC/W.
O.C. 89-83, s. 79.
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