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Multi-Sector Air Pollutants Regulations (SOR/2016-151)

Regulations are current to 2026-02-18 and last amended on 2026-01-01. Previous Versions

Marginal note:Difference of temperature — preheated air

 For a modern heater that is equipped to preheat air, the difference between the temperature of its preheated air and the ambient air, for a given hour, must be determined by the formula

Tp − Ta

where

Tp
is the average temperature, expressed in °C, of the heater’s preheated air introduced into the combustion chamber during the given hour, as measured at the point of introduction to the combustion chamber; and
Ta
is the average temperature, expressed in °C, of the ambient air introduced into the preheater during the given hour, as measured at the point of introduction to the air preheater.

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