* Consumption levels and savings may vary significantly based on appliance and household characteristics, lifestyle, and energy prices. Natural gas and electricity prices are based on an average rate from February 2012 – January 2013. Oil prices are based on an average rate from November 2011 – October 2012. Natural gas prices are based on Enbridge Gas Distribution Inc.’s residential rates. Oil prices are based on retail prices for the Toronto region. Electricity rates are based on Toronto Hydro rates and do not include the Ontario Clean Energy Benefit. Costs have been calculated for the equivalent energy consumed and include all service, delivery and energy charges. All comparisons are based on an energy-equivalent annual consumption level of 3,064 m3/yr. The assumed heating and water heating efficiencies are as follows: natural gas 75%, oil 72%, and electricity 99%. HST and rental/financing costs not included.