Fire Rating Siding Class A

Class b roofing will last about one hour while class c will only last about 20 minutes.

Fire rating siding class a.

An alternative to vinyl siding fiber cement a mixture of cement sand and wood fibers manages to achieve very high fire resistance without sacrificing convenience and durability. Tested roof systems are fire classified class a b or c where the most fire resistant roof assemblies are class a and class c is least resistant. Cedur fire retardant cedar shakes. Rollex navigator steel siding for example has a class a fire rating.

Class a fire retardant high fire zone wood siding. The period of time a fire resistant building element like jameshardie siding along with other components of the assembly maintains the ability to confine a fire continues to perform a given structural function or both as determined by astm e 119 tests. Class a fire rated wood siding. Building code fire resistance requirements building codes establish fire resistance requirements for roofs based on the type of construction e g concrete steel wood for the building.

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. Roofing products with a class a rating will last 2 to 4 hours before igniting. The highest rating possible for fire resistance. Fire resistance that is the amount of time the product lasts before ignition is also taken into consideration with regard to the fire rating.

Steel siding not only offers protection against a fire it is also naturally resistant and does not require the use of fire resistant treatments. Posted september 19 2011 by timbersil wood news in building materials construction fire retardant lumber glass infused wood green building green products lumber zero voc. Lightning ridge 48 in. Approved for both our decking siding.

Many fiber cement products carry a class a fire rating meaning that they can withstand several hours of heat before melting down. Class a fire rated faux stone siding panel finished nature spirit class a fire rated certified safety should never be an option each polyurethane panel is hand stained to ensure realism. Wui approved class a fire rated decking and siding dassoxtr has been tested and meet standards for class a fire rated and w u i. What constitutes a 1 hour fire rated assembly.

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. The tests used to determine the fire ratings for roofs also provide fire resistance information.