Fire Resistant Attic Vents

Fire officials later told booster that while flames didn t engulf his home from the outside hot embers likely flew into the soffit vents the holes in the wood under the roof allowing an attic to.

Fire resistant attic vents.

As seen on this old house vulcan vents are designed to be fire and ember safe. These patented attic vents are accepted for use by many local fire officials for installation in wildland urban interface wui zones. The roof is the most vulnerable part of your home. 10 low cost retrofits to your home.

When used in conjunction with lower soffit or eave vents rapid cooling and venting of the attic can take place. Still o hagin has submitted testing information to osfm and has been accepted as an ember and flame resistant vent. O hagin universal direct deck attic vents this attic vent provides maximum net free ventilation area nfva and is designed for mop in or dry in applications using tile shingles slate or shake. Low cost retrofit list roof.

Vent screens don t impede flame entry. Build your roof or re roof with materials such as composition metal. Except for corrosion resistant metal language chapter 7a doesn t restrict through roof vents. 2007 cbc section 704a 2 attic ventilation.

Model building code section s at issue. Wind blown embers can also enter through vents and depending on the ember size and quantity and the amount of combustible materials in the attic or crawl space ignitions can occur. Vents accepted by the osfm have provided testing information that was conducted by an accredited fire testing laboratory. Here are excerpts from that code and part of a discussion of the absence of a method of acceptance for special eave vents and a resolution that permits use of a fire resistant soffit vent from vulcan technologies.

By replacing your existing vents with an embers out vent your home will have an added layer of protection from the elements. It shows fire penetrating a frieze block vent with flames entering into what would be the attic. Here are ways you can harden your home and make it more fire resistant. See our retrofits and subflashings.

When a wildfire nears and the vent reaches the critical temperature the intumescent coating on the matrix structure expands creating an insulating barrier from fire and embers. Homes with wood or shingle roofs are at high risk of being destroyed during a wildfire. An ember catching screen blocks dangerous embers during ember attacks long before the fire arrives. Fire protection vents and filters prevent fire embers wind driven rain dust debris and nesting animals and rodents from entering your home through the attic vent.