Pellet Stove Fireplace Pellet stove fireplaces can be found as freestanding models and can also be installed in existing chimneys burning wood to breathe new life into old, drafty fireplaces. They function by using a thermostat to determine the temperature of the room and then feed pellets into fireplace at https://www.fireplacesandstove.com/products/us-stove-non-electric-pellet-stove-60-lbs-hopper