Pellet Stove Fireplace Pellet stove fireplaces are offered as freestanding models, or they can be installed into existing wood burning chimneys to breathe new life into old fireplaces that are drafty. They function with a thermostat that gauge the room temperature and then feed pellets into the fireplace at the https://www.fireplacesandstove.com/products/comfortbilt-hp22i-pellet-stove-fireplace-insert