Heat pump efficiency / Green Building & Sustainable Home Renovation Information & Advice

...heat pumps need a backup heat source? Heat pumps are highly efficient heating and cooling systems that can provide both heating and cooling for your home. However, whether or not a heat pump needs a backup heat source depends on multiple factors, including the climate in your area and the specific type of heat pump you...

...heat pump to heat the air of the house. This gives us air that is heated on average three times more efficiently (and three times cheaper) than had we relied on electric resistance heat in the form of baseboard heaters or our radiant floor boiler.  We also have an air-to-water hybrid electric heat pump hot water heater...