Fire Resistant Roof And Eave Detail

An enclosed overhang with a horizontal soffit.

Fire resistant roof and eave detail.

Here are ways you can harden your home and make it more fire resistant. H e n o t md b. 10 low cost retrofits to your home. Home escondido fire department.

2x backing block. Guidance document ignition resistant eaves. For the fascia use noncombustible or fire resistant materials e g fire retardant treated lumber fiber cement board. Exposed fire retardant treated wood fascia.

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. County of san diego planning development services. 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.

Noncombustible or fire resistant materials. Typical construction materials for eaves overhangs and soffits are not fire resistant and are therefore susceptible to ignition by embers and hot gases. These include boxing in and using open framing open eave. Embers and hot gases from fire exterior wall cladding fascia gutter rafter underside of roof deck figure 3.

Homes with wood or shingle roofs are at high risk of being destroyed during a wildfire. Once an eave overhang or soffit has ignited fire can spread onto the roof into the attic or onto and through the exterior wall. The roof is the most vulnerable part of your home. U b l p t e h is mo t s l e ive d c g o o.

Roof eaves overhangs are a fire hazard but they can be protected with an encasement of fire resistant material. Low cost retrofit list roof. For eave vents follow the guidance in vents. Since this assembly has been rated as fire resistant in the building code there have.

There are two ways to detail the underside of the eave the intersection between the exterior wall and the roof.