Fireplace Chimney Roof Clearance

Duratech chimney systems are designed for normal continuous operation at 1000 f flue gas temperatures duratech is subjected to rigorous and.

Fireplace chimney roof clearance.

They intend to make sure that the chimney draws properly and that a fire hazard does not occur. Fireplace chimney inspection books inspecting and diagnosing chimney problems fireplace problems chimney fireplace standards ceramic roofware hans van lemmen shire library 2008 isbn 13. As listed where shown in the table above means that the acceptable fire clearance distances for those chimney types must match or comply with the manufacturer s instructions. The chimney must extend at least 3 above the highest point where it passes through a roof.

A prefab fireplace generally has a firebox of cast refractory panels and usually some metal is visible in the room all around the firebox. And at least 2 higher than any portion of a building within 10. Those clearance spacings are normally found in at least two locations. Specifications aren t there to merely cause you problems.

Wood beams joists studs and other combustible material shall have a clearance of not less than 2 inches 51 mm. If the chimney only had only one or two flues and was built in a wood frame house the chimney walls were built 8 thick as they passed through the roof. And above the roof is more round metal chimney sometimes surrounded by a simulated brick housing. If you look up past the damper you will see a round metal chimney.

Woodstovepro woodstovepro 11 26 2019 09 15. So the height of the chimney will depend on the pitch of the roof at the edge of the peak. Notes to the metal chimney fire clearance table above. Duratech by simpson duravent is an all fuel chimney system for use with wood stoves fireplaces furnaces boilers ranges water heaters or other appliances fueled by wood oil coal or gas and zero clearance fireplaces that are factory built.

Modern code makes it difficult to build chimneys with exposed masonry walls in contact with baseboards flooring and combustible ceilings. The metal flue i inspected extends 3 feet above the roof line however it sits within 10 of a second floor dormer which towers above the flue by at least 8 feet. The intersection of the cricket and the chimney shall be flashed and counterflashed in the same manner as normal roof chimney intersections. For example a 4 12 pitch would require 64 inches above the eave.

Clearance to combustible framing 1 not less than a 100 mm clearance shall be provided between the back and sides of a fireplace and combustible framing except that a 50 mm clearance is permitted where the fireplace is located in an exterior wall. The installation instructions for the specific flue vent connector or metal.