Lower your thermostat by 4 – 5 degrees Celsius (7 – 9 degrees Fahrenheit) while you’re sleeping at night and when no one is at home.

Install a programmable thermostat. You can save 2% on your heating bill for every 1 degree C you turn down your thermostat. With a programmable thermostat to consistently lower your heat when you don’t need it, you could save up to $71 a year!