Fire Rating Siding Class A

The score is relative and balanced between asbestos cement sheet with a score of 0 and pure red oak with a score of 100.

Fire rating siding class a.

Dassoxtr has been tested and meet standards for class a fire rated and w u i. When it comes to the fire retardancy of construction materials like shakes and shingles there is a specific classification system involved. Fiber cement siding is the only siding on the market to receive a class 1 a rating making it ideal for any property where the threat of fire may be a concern. Once installed your project will look like a highly trained mason hand selected unique stones over countless hours for installation.

In addition fiber cement is beautiful versatile and resistant to things like rot and termites as well so you can extend that peace of mind to other areas of home maintenance as well. Approved for both our decking siding dassoxtr fused bamboo decking siding has been tested for flame smoke and fire testing and has earned the class a fire rating. A material rated as class a would have a lower flame spread and therefore a better performance rating than a class c material. A class a rating means it is going to offer the maximum protection possible against fire and will not spread flames.

There are three classifications a through c. Brief origin of the rating. New construction in all california s high fire zones labeled as the wildland urban interface w u i requires all exterior wood be listed as ignition resistant class a after weathering. A combustible material will be rated as class a class b or class c based on its performance in this test.

While a wallcovering will certainly burn if it has a rating of class a that means that it reduces how quickly the fire spreads. These class a fire rated panels are quickly becoming a favorite for both residential and commercial projects. Many fiber cement products carry a class a fire rating meaning that they can withstand several hours of heat before melting down. Replace your siding today.

Additionally they slow fires from spreading into buildings and damaging property so that s more time for the fire department to reach your home in case of an emergency. Click on any image below to view the pdf testing performed and the results. As the name states this rating pertains to how well a particular wallcovering performs in the event of smoke or fire. Timbersil wood is one of a small group of real wood siding products approved by the state to be used in these high fire areas.

Products can earn anywhere from a class a rating the highest level of fire retardancy to class c the least fire retardant. In the flame spread rating test a score of 0 to 25 constitutes a class 1 rating.