Fireproof Attic Vents

O hagin standard line of attic vents is available for contractor painting in 26 gauge g90 mill finish galvanized steel 0 032 aluminum 16 oz.

Fireproof attic vents.

Ember and fire resistant vent u s. 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. Vents on homes create openings for flying embers. As seen on this old house vulcan vents are designed to be fire and ember safe.

Build your roof or re roof with materials such as composition metal or tile. Cover all vent openings with 1 16 inch to 1 8 inch metal mesh. Vents are vulnerable to wildfires when embers and flames enter into the enclosed attic or crawl spaces and ignite combustible materials in those areas. Conforms to federal specification qq.

The core of our fire and ember safe vents are manufactured out of hi grade aluminum honeycomb and coated with an intumescent fire proof coating. An air intake or exhaust vent for an external roof or wall of a building. Use manufacured and ca approved vents see below to retrofit existing attic soffit basement foundation and gable vents where possible. Do not use fiberglass or plastic mesh because they can melt and.

This attic vent provides maximum airflow 72 square inches of net free ventilation area nfva without detracting from the aesthetics of the roof design. Block any spaces between roof decking and covering to prevent embers from catching. The intumescent coating is designed to quickly swell up and close off when exposed to high heat. When used in conjunction with lower soffit or eave vents rapid cooling and venting of the attic can take place.

Patent application 11 875 034 filed october 19 2007. Gable louvers help provide attic ventilation to exhaust gable louvers help provide attic ventilation to exhaust unwanted heat and moisture which can damage wood or roofing materials. Vulcan vents are the perfect fire stopping vent for your home. Gables like dormers are vertically oriented vents best placed as high as possible.

An ember catching screen blocks dangerous embers during ember attacks long before the fire arrives. This is a photograph from a test conducted in a fire research laboratory. A balanced ventilation system 50 intake ventilation combined with 50 exhaust ventilation can also lower utility bills. Roof and crawl space vents are required by most building codes.

Common 1 4 screens are ineffective and should be replaced or retrofitted. Alternatively cover all existing vent openings with 1 8 inch or 1 16 inch wire mesh. Copper as well as a variety of pre. Moisture can enter the crawl space from the soil or through the foundation wall from the surrounding landscape.

The function of the vents is to remove excess moisture from those spaces.