Pellet Stove Fireplace Pellet stove fireplaces can be found as freestanding models and can also be installed in existing wood burning chimneys to bring new life to old, drafty fireplaces. They work by using a thermostat to measure the temperature of the room and feed pellets into the fire at https://www.fireplacesandstove.com/products/comfortbilt-hp50s-compact-wood-pellet-stove