The best gas furnaces and boilers today have efficiencies over 90%. outdoors with the help of an electrical system, and discharging that heat inside the house.
Here are the main choices, from most efficient home heating system, to least efficient: Solar heating. Geothermal heating. Wood heating. Heat pump (non-geothermal) Natural gas heating. Oil heating. Electric heating.
The most popular space heating systems are forced air furnaces, hot water boilers and electric heat pumps. New gas, propane or oil furnaces typically have efficiencies between 78% and 96% AFUE, and generally fall into one of three categories.
Household Heating Systems: Although several different types of fuels are. Active solar heating may be the most efficient option for heating your home.
Most Americans heat their homes with a furnace or boiler, and high-efficiency. and energy-efficient windows and doors will help ensure that your home is both. Federal tax credits for heating and cooling systems expired at the end of 2016.
Guide to Greener Heating: Your Best and Cheapest Home Heating Options. Before you start shopping for a home heating system, remember that significant .