The Benefits of a Ventless Pellet Stove Pellet stoves generate heat by using pellets made from recycled wood byproducts. They release little or no CO2. They are considered green because they use less energy and use byproducts of renewable resources. You'll have to vent your pellet stove properly for you https://stoves-canada19853.popup-blog.com/29850168/good-pellet-stoves-explained-in-less-than-140-characters