Pellet Stoves Small A pellet stove uses wood pellets that are compressed and stored in an enormous hopper to produce heat. This kind of heater can be used to supplement home heating or to replace it entirely. This is a more environmentally friendly alternative than traditional fuel sources like gas https://www.fireplacesandstove.com/products/comfortbilt-hp21-black-pellet-stove-heats-2-400-ft2