Gas Fireplace Venting Requirements

B vent gas fireplaces must terminate over the roof like a wood burning unit but the height needed above the roof can be as little as one foot depending on the model s requirements and the roof pitch degree of slope.

Gas fireplace venting requirements.

Vent free hearth products can be installed without venting up a chimney or to the exterior of the house. The cheapest way to have a ventless fireplace in your home is with gel based units. Minimum clearance distance requirements for the exterior vent termination of a gas fireplace heater 8. Natural vent often called b vent utilizes an existing masonry chimney or a.

Standard for chimneys fireplaces vents and solid fuel burning appliances nfpa 211 reduces fire hazards by ensuring the safe removal of flue gases the proper installation of solid fuel burning appliances and the correct construction and installation of chimneys fireplaces and venting systems. Direct vent gas fireplaces require two vents in the back. Not all fireplaces require venting and some don t require direct vent pipe but the best fireplaces do. Distance required canada 1.

Direct vent gas fireplace exhaust termination item clearance distance. The outer pipe draws in air from the outside to create combustion for burning the gas while the inner pipe takes the waste to the outside. One that expels gasses and another that draws in fresh air from the outside. Direct vent gas fireplaces come in many designs ranging from traditional to modern.

Run the pipe through a hole in the wall behind the unit or positioned slightly above it. Distance required usa 2. And in addition to creating warmth and ambiance while you live there a gas fireplace can add value to your home. B vent direct vent options are available depending on the location and placement of your new gas fireplace.

According to the residential cost handbook a gas fireplace has the potential to add an average of 5 900 to the value of a home. Clearance above paved sidewalk or a paved driveway located on public property. However many direct vent fireplaces are vented with a single two chamber vent pipe. Consider direct venting which uses a two layer pipe if a top vent isn t practical.

If you are purchasing or upgrading to a new gas fireplace venting will be a consideration you must remember. 84 2 1m 3 note 5.