Gas Furnaces

Energy Efficiency Regulations

Technical Requirements

Regulatory definition
Automatic operating gas-fired central forced-air furnaces that use propane or natural gas and have an input of not more than 117.23 kW (400 000 Btu/h), but does not include furnaces for mobile homes or recreational vehicles.

Test standard
CAN/CSA P.2-2007
CSA 2.3 - the ANSI Z21.47-2001/CSA 2.3-2001

Compliance date
New minimum performance levels as of December 31, 2009 and December 31, 2012. Regulated since February 3, 1995.

EnerGuide label: not required but available for promotional material.

EnerGuide directory: List of models available.

Energy efficiency standard

gas-furnaces
Gas Furnaces Product Class Minimum AFUE Minimum TE Minimum AFUE Minimum TE
  December 31, 2009 December 31, 2012
Input rate/ description Test standard CSA P.2-07
≤65.92 kW (225 000 Btu/h) using single-phase electric current
Non-weatherized gas furnace 90%   90%  
outdoor or through-the-wall gas furnaces without an integrated cooling component 90%   90%  
outdoor units with an integrated cooling component 78%   78%  
through-the-wall units with an integrated cooling component 78%   90%  
  Test standard CSA 2.3-01
≤65.92 kW (225 000 Btu/h) using three-phase electric current
all 78% or 80% 78% or 80%
>65.92 kW (225 000 Btu/h) but ≤117.23 kW (400 000 Btu/h)
all   80%   80%
Where AFUE = annual fuel utilization efficiency
TE = thermal efficiency

Requirements for the energy efficiency report, as listed in Schedule IV of the Regulations.

  • Subject to test standard CSA P.2
    • type of product (gas furnace);
    • brand name;
    • model number;
    • manufacturer;
    • name of the organization or province that carried out the furnace verification and authorized the verification mark that will be affixed to the furnace;
    • maximum heat input and output nominal capacities in kW;
    • annual fuel utilization efficiency (AFUE);
    • type : whether outdoor with an integrated cooling or through-the-wall with an integrated cooling;
    • furnace configurations featured: upflow, downflow, horizontal or lowboy;
    • average annual electrical energy consumption (EAE), expressed in kWh/year;
    • standby power in watts;
    • blower motor's consumption (BE) in watts and its voltage in volts when at heating speed;
    • blower motor's consumption (BEC) in watts and its voltage (VC) in volts when at circulation speed;
    • power burner motor's consumption (PE) in watts and its voltage (VPE) in volt;
    • whether the furnace has an integrated cooling component; and
    • fuel the product uses: propane or natural gas.
  • Subject to test standard CSA 2.3
    • type of product (gas furnace);
    • brand name;
    • model number;
    • manufacturer;
    • name of the organization or province that carried out the furnace verification and authorized the verification mark that will be affixed to the furnace;
    • heating capacity;
    • either the annual fuel utilization efficiency or the thermal efficiency; and
    • whether the furnace configuration is upflow, downflow, horizontal or lowboy.

Helpful Web sites

Canada's Energy Efficiency Regulations - What's New?

See Amendment 10 bulletin http://www.oee.nrcan.gc.ca/regulations/bulletin/gas-furnaces-dec08.cfm (published December 24, 2008) for additional details regarding this product