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Energy and heat recovery ventilators

Energy Efficiency Regulations

Regulatory definition

Energy-recovery ventilator, a factory-built packaged unit that has fans or blowers, has a maximum rated airflow of not more than 142 L/s (300 ft3/min) at 0°C and transfers heat and moisture between two isolated airstreams.

Heat-recovery ventilator, a factory-built packaged unit that has fans or blowers, has a maximum rated airflow of not more than 142 L/s (300 ft3/min) at 0°C and transfers heat between two isolated airstreams. 

Compliance date 

Manufactured on or after January 1, 2020

Testing standard 

CAN/CSA- C439-18 entitled Laboratory methods of test for rating the performance of heat/energy-recovery ventilators

Energy efficiency regulations by province

Some provinces also have their own energy efficiency regulations for many of the federally regulated products – find out which ones!

Energy efficiency standard

Energy performance standard for energy- and heat-recovery ventilators
Product type Minimum performance level
ERV None
HRV None

Energy efficiency report requirements 

  • name of product
  • brand name
  • model number
  • manufacturer
  • the name of the certification body or province whose verification mark will be on the product or its package
  • whether a mathematical model as defined in the Regulations was used to generate any of the information provided below
  • type, ERV or HRV
  • maximum rated airflow at 0°C
  • sensible heat recovery efficiency at 0°C and the associated net supply airflow, expressed in L/s, and electrical power consumption, expressed in watts
  • unless the unit is marked for use only where the outdoor design temperature is greater than or equal to -10°C, its sensible heat recovery efficiency at -25°C and the associated net supply airflow, expressed in L/s

Download the energy efficiency reporting template.

This document does not constitute part of the Energy Efficiency Act (Act) or its associated regulations.  This document is an administrative document that is intended to facilitate compliance by the regulated party with the Act and its associated regulations.  This document is not intended to provide legal advice regarding the interpretation of the Act or its associated regulations. If a regulated party has questions about their legal obligations or responsibilities under the Act or its associated regulations, they should seek the advice of legal counsel.

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