Attic Dormer Vents Fire Resistant

2007 cbc section 704a 2 attic ventilation.

Attic dormer vents fire resistant.

Overlapping baffle protection with 1 8 screen backing. For retrofitting gable end vents. The core of our ember safe and fire resistant vents is manufactured out of high grade aluminum honeycomb and coated with a proprietary intumescent coating made by firefree coatings. 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.

Gable vents calif building code sfm 12 706a 2 1. An available option for all o hagin attic ventilation products featuring an interior stainless steel matrix that resists the intrusion of flames and burning embers. The expanded material acts as an insulator to heat fire and embers. Model building code section s at issue.

It comes on an easy to install flexible mesh roll and is hand nailable with no complicated fitting wrapping nail gun adapters. Half round dormers like the one below often are often called round dormers. 24 tall x 14 wide w flange front fits standard 16 stud spacing nfva 87 8 square inches. When installed as part of a properly balanced when installed as part of a properly balanced attic ventilation system gaf cobra exhaust vent is a shingle over exhaust vent installed at the roof ridge that helps exhaust excess heat and moisture from your attic.

Important for proper cooling of the attic dormer vents are a common entry point for embers. 1 piece galvanized steel construction and lightweight with louver blades to deflect rain or snow. Our half round dormer vents are attractive long lasting and fire resistant. Galvanized wire mesh over the 12 in.

See our retrofits and subflashings not sure what vent you need. Embers out builds the best vent. Adequate attic ventilation prolongs the life of the roof and overall structure and lowers utility bills year long. Flame ember resistant gable end vent 14 x 24 retrofit 0 125 screened.

Astm a653 a653m g90 hot dipped galvanized steel. Rough opening prevents birds and large insects from entering attic space. Low profile dormers are often called eyebrow vents. Install embers out elite vents.

Embers out elite vents filter and stop wildfire embers wind driven rain dust debris insects and rodents from entering your home through the attic vent. Calfire certified per astm e2886. For when re installing vents is impractical but you still want to fire proof your attic you need vulcan retrofits. These patented attic vents are accepted for use by many local fire officials for installation in wildland urban interface wui zones.

1 8 mesh is also allowed and is preferred based on recent research and experience and knowledge gained in large wui wildfires. O hagin universal direct deck attic vents. Chapter 7a says that vents must resist the intrusion of embers and flames or that they shall be protected by corrosion resistant noncombustible wire mesh screen with 1 4 openings.