Vented Versus Non Vented Gas Fireplace

Here s what you need to know to help you decide which type is right for you.

Vented versus non vented gas fireplace. According to the hearth association ventless fireplaces boast efficiency rates of 99 percent compared to 70 85 percent for vented units. Direct vent fireplaces require a venting system while ventless fireplaces are just that completely vent free. With vented fireplaces the flames can run through around and over the logs creating a more chaotic and realistic appearance. Each type of fireplace requires its own type of gas logs to function safely and correctly.

A vented gas fireplace uses more gas to create. Vented gas logs produce carbon monoxide emissions so your fireplace must have a chimney or flue. Vented gas logs are the best way to achieve a realistic looking fire. Direct vent vs ventless gas fireplaces the two main types of gas fireplaces available today are direct vent and ventless.

If you re more concerned about ambiance and aesthetics than heat then a vented gas log set is the best choice for you. The ductwork is traditionally routed out a chimney but for homes without a chimney there are direct vent fireplaces available that route negative particles out of the home via ducts in the walls. Basic overview vented gas logs require a fully functional wood burning fireplace and must be burned with the damper open ventless or vent free gas logs can be installed in either a wood burning fireplace or a ventless fireplace that is rated for aftermarket ventless logs and are burned with the damper closed. So your direct vent gas fireplace will take air in from the outside and then exhaust all the gases to the outside.

Ventless logs do not put off these emissions so no chimney or flue is needed and the heat is more likely to stay in your space. They are designed for use in a traditional wood burning fireplace and are a safe mess free alternative to real wood logs. This contrasts with a ventless gas fireplace which vents into your home. Ventless fireplaces are more energy efficient than vented fireplaces because no heat escapes up the flue so you ll save money on gas utility bills.

Ventless gas logs will produce more heat while vented gas logs will look much more realistic. A custom ventless fireplace ranges between 2 500 4 000 versus 5 000 6 000 for a vented unit faust says. Ventless gas fireplaces differ from vented gas fireplaces in terms of the logs flame patterning and most notably the method of venting.