Venting A Gas Fireplace
Not all fireplaces require venting and some don t require direct vent pipe but the best fireplaces do.
Venting a gas fireplace. They offer convenience and safety with sealed combustion systems that protect indoor air quality by drawing outside air for the fire and expelling 100 of combustion exhaust and byproducts outside the home. Get the gas electrical and vent in place first. How to install a gas fireplace build a mock up to find the best position.
A special pipe can be installed to vent the appliance if you don t have a chimney for top venting. Power vented units are a less popular option for gas fireplaces. Direct vent gas fireplaces most are vented to the outdoors horizontally directly through the wall but they can also be routed vertically through the roof.
Mock up the fireplace using the dimensions given in fireplace brochures and. There are three venting options available for gas fireplace installations. Consider direct venting which uses a two layer pipe if a top vent isn t practical.
Run the pipe through a hole in the wall behind the unit or positioned slightly above it. Ok you need an exhaust system for your new direct vent gas fireplace. Set the fireplace in.
For instance a direct vent fireplace uses coaxial a double wall pipe within a pipe system gas fireplace vent that can be terminated either horizontally on an exterior wall or vertically over the roof but a direct vent gas fireplace insert uses a co linear side by side aluminum liner usually two 3 inch diameter liners system that connects to the insert and runs within the existing chimney all the way to the top. One chamber draws oxygen in from the outdoors for the fire while. It makes perfect sense that direct vent gas fireplaces are the most purchased hearth systems today.
Cut 2x10s and nail them together to create an 11 1 2 in. Natural vent often called b vent utilizes an existing masonry chimney or a factory built metal chimney. Direct vent fireplaces draw in outdoor air for combustion then expel spent air to the outside through a.
This allows for longer vent runs. You can find some of these fireplaces here if you re looking for a vent free option you can find some great options here yes the best fireplaces on the market generally use a direct vent venting system. Specialized venting includes a direct vent that has two chambers that work together to perform dual purposes.
Pellet stoves most are vented horizontally directly through the wall to the outdoors.