Fire Resistant Roof And Eave Detail

Home escondido fire department.

Fire resistant roof and eave detail.

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. For the fascia use noncombustible or fire resistant materials e g fire retardant treated lumber fiber cement board. Since this assembly has been rated as fire resistant in the building code there have. Build your roof or re roof with materials such as composition metal.

Homes with wood or shingle roofs are at high risk of being destroyed during a wildfire. Noncombustible or fire resistant materials. An enclosed overhang with a horizontal soffit. Roof eaves overhangs are a fire hazard but they can be protected with an encasement of fire resistant material.

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. These include boxing in and using open framing open eave. 10 low cost retrofits to your home. U b l p t e h is mo t s l e ive d c g o o.

H e n o t md b. When you use option a or b above you will need to provide additional roof venting. Stucco is often recommended as one of the best materials for boxing in hazardous eaves. Low cost retrofit list roof.

County of san diego planning development services. Once an eave overhang or soffit has ignited fire can spread onto the roof into the attic or onto and through the exterior wall. 2x backing block. There are two ways to detail the underside of the eave the intersection between the exterior wall and the roof.

Guidance document ignition resistant eaves. Here are ways you can harden your home and make it more fire resistant. The eave is the part of the roof that extends out beyond the exterior wall. The roof is the most vulnerable part of your home.

Embers and hot gases from fire exterior wall cladding fascia gutter rafter underside of roof deck figure 3.