Roof Framing Around Chimney

For wind resistance if the chimney.

Roof framing around chimney.

Typically uses 2x4 structural members sheathed with osb or plywood exterior building sheathing. Nail 2 by 4 lumber between the top and bottom chords of the trusses flanking the bottom and top of the chimney. I have a concrete block chimney in my basement with a clay liner. Chimney fire clearance distances between masonry wood framing.

This article describes the fire clearances required for masonry chimneys. The existing upstairs walls are framed up against the brick afik and it has been that way since the house was built in the mid 70s also afik. Framing around chimney 01 12 2006 02 54 pm. You will frame it following standard techniques for ceiling penetrations such.

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 the house hasn t burned down. Properly framed and constructed the portion of the chimney chase that extends above the roof surface at a height to meet the roof clearance distances will not require extra bracing. Framing the chimney chase.

A brick chimney requires special treatment in seismic areas. The distance between a brick stone concrete block or other masonry chimney and the nearest combustible material such as wood framing is an important fire safety consideration that must be respected.