Fire Resistant Roof And Eave Detail

Once an eave overhang or soffit has ignited fire can spread onto the roof into the attic or onto and through the exterior wall.

Fire resistant roof and eave detail.

Home escondido fire department. Roof eave fire resistance rating shall be permitted to be reduced to 0 hours on the underside of the eave provided no gable vent openings are installed. The roof is the most vulnerable part of your home. Build your roof or re roof with materials such as composition metal.

For more information on eave construction or other fire code requirements please refer to the county s wildland urban interface summary document pds 664 or contact the county s building department fire services division at 858 565 5920. U b l p t e h is mo t s l e ive d c g o o. Since this assembly has been rated as fire resistant in the building code there have. 10 low cost retrofits to your home.

Guidance document ignition resistant eaves. County of san diego planning development services. Here are ways you can harden your home and make it more fire resistant. For the fascia use noncombustible or fire resistant materials e g fire retardant treated lumber fiber cement board.

Roof eaves overhangs are a fire hazard but they can be protected with an encasement of fire resistant material. 2x backing block. H e n o t md b. There are two ways to detail the underside of the eave the intersection between the exterior wall and the roof.

Exposed fire retardant treated wood fascia. Stucco is often recommended as one of the best materials for boxing in hazardous eaves. Homes with wood or shingle roofs are at high risk of being destroyed during a wildfire. Low cost retrofit list roof.

The eave is the part of the roof that extends out beyond the exterior wall. For eave vents follow the guidance in vents. These include boxing in and using open framing open eave. Noncombustible or fire resistant materials.

An enclosed overhang with a horizontal soffit.