The Benefits of a Ventless Pellet Stove Pellet stoves produce heat using pellets made from repurposed wood byproducts. They emit very little or no CO2. They're considered green since they burn byproducts derived from renewable resources and use less energy than gas or wood stoves. To get the most benefit https://www-fireplacesandstove-co22110.digitollblog.com/30233871/watch-out-how-good-pellet-stoves-is-taking-over-and-what-to-do-about-it