Fireplace Roof Framing Details

Dimensions for a wood framed chimney chase may be as small as 24 deep x 36 wide but are more typically 3ft x 5ft x the necessary height to meet roof clearance requirements.

Fireplace roof framing details.

Proper detailing and construction can also. Brick masonry residential fireplaces can be made more energy efficient by providing a source of combustion and draft air drawn from the exterior of the structure. Inches beyond the hook. Technical notes 19a residential fireplaces details and construction rev may 1980 reissued august 2000 abstract.

This description does not give details of the intended configuration and does not address framing parallel to the chimney wall. The irc provisions specify anchorage to a minimum of four ceiling or roof joists with not less than two 1 2 inch bolts. Straps or tiedowns to anchor the floor walls and roof to the foundation. Chimney anchorage locations are illustrated in figures 7 3 and 7 4.

Common specifications construction details for a wood framed chimney chase. The direct vent fireplace and vent parts we purchased cost us about 1 800. Recommended chimney cap materials include stone and concrete either pre cast or cast in place. See more ideas about brick brickwork chimney design.

Floor framing floor framing consists of columns or posts beams sill plates joists and subfloor. Technical notes 19b residential chimneys design and construction rev june 1980 reissued apr. The chimney cap goes over the top of the brick flue housing. It should extend past the chimney wall by at least 2 inches 5 centimeters and have a drip edge to channel water away from the chimney.

Wind snow and seismic loads are one of the special topics discussed in chapter 8. Some builders frame the entire chase beginning inside the structure where for example a. The materials for the wood framing drywall and stucco coating cost an additional 175. They must provide fire protection and safely convey combustion by products to the exterior.

Assembled on a foundation they form a level anchored platform for the rest of the. Both for fireplaces and appliances are designed and constructed to serve the same basic functions. Dec 3 2019 explore brian trimble s board fireplaces chimneys followed by 201 people on pinterest.