Gas Fireplace Flue Requirements

A functional damper opens and closes easily just by using the handle or lever.

Gas fireplace flue requirements.

For a gas fireplace exhaust termination cap 3 feet 91cm above if within 10 feet 3m horizontally 4. Natural vent often called b vent utilizes an existing masonry chimney or a factory. To be up to code all fireplaces must have a damper. Any damper that requires extra work to move is considered nonoperational and should be repaired.

Fitting altering or replacing an external flue or chimney or installing a new woodburning stove all fall under the building regulations although they are not typically tasks that require planning permission. 4 types of gas fireplace venting options. Gas fireplace direct vent termination cap clearance distances clearances between the gas fireplace exhaust vent and other building components or features. Steel fireplace units incorporating a steel firebox lining shall be constructed with steel not less than 1 4 inch 6 mm thick and an air circulating chamber which is ducted.

As you d expect the requirements controlling new chimneys flues and appliances are safety based and very detailed. Gas fireplace ventilation options there are three venting options available for gas fireplace installations. Flue pipe increasers and decreasers which are components that change the flue diameter are never recommended unless absolutely necessary and allowable within the manufacturer s requirements for the model or if needed for a particular configuration the use of an increaser for a pellet stove or insert is fairly common. In direct vent applications this clearance distance must be in compliance with local building codes the requirements of the fuel gas supplier for the heating appliance in use and the appliance manufacturer s instructions.

The damper in a gas fireplace should remain open all the time. Fireplaces are one of the top amenities homeowners are looking to buy for their home. This article gives typical clearance distance requirements between the termination cap of a gas fireplace or fireplace insert and other building or site features such as windows doors other mechanical system components air intakes.