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

Section 137
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137. When the temperature of the exhaust air does not exceed 30 ºC, the sensible heat content of the exhaust air in kilowatts shall be calculated by using the formula:
Cs: 0.00123 Q (te - to)
Where
Cs: sensible heat content in kW
Q: rated capacity of the building exhaust air system at normal exhaust air temperature in L/s
te: temperature of the exhaust air before passing through any heat recovery apparatus in ºC
to: outdoor design temperature for heating purposes in ºC.
O.C. 89-83, s. 137.
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