Central AC is the most common cooling system in Canadian single-family homes. It uses your existing furnace’s air handler and ductwork to distribute cooled air throughout A heat pump cools your home in summer exactly like an air conditioner read our full
heat pump buying guide but in winter, it reverses the process to heat your home using outside air. Modern cold-climate heat pumps work efficiently down to -25°C, making them practical across most of Canada.
Heat pumps can replace both your AC and furnace, making them cost-effective over a 15-year lifecycle. Central AC is the right choice if you already have ducts, want whole-home cooling from a single unit, and prefer lower system complexity. Modern central ACs with 18–21 SEER2 ratings are highly efficient and cool effectively during hot Ontario and BC summers.