Natural Resources Canada's
Office of Energy Efficiency
PDF Version [PDF - 638KB]
The Heating and Cooling Series is published by Natural Resources Canada's Office of Energy Efficiency's EnerGuide programs. EnerGuide is the official Government of Canada mark associated with the labelling and rating of the energy consumption or energy efficiency of household appliances, heating and ventilation equipment, air conditioners, houses and vehicles.
EnerGuide also helps manufacturers and dealers promote energy-efficient equipment and provides consumers with the information they need to choose energy-efficient residential equipment.