Pressure treated cedar roofing is treated with a superior fire retardant which is pressure impregnated into the inner cells of the wood resulting in a permanently fire resistant product.
Fire safe roofing.
5 13 fire safety rules and practices for roofing operations pdf reference.
In this case the product is being used with an exterior rated pressure impregnated fire retardant treated wood shake roofing product.
Class b refers to any type of roof that can withstand moderate exposure to fire.
A few examples of class c materials include.
Metal is a safe and environmentally responsible choice for a fire resistant roof.
Classic metal roofing systems the leader in producing fire safe roofing for residential applications manufactures products that are 1 20 the weight of most tile products and eligible for class a b or c fire ratings as determined by roof preparation.
Class c roofing materials are only able to survive light fire damage.
However there are communities in the united states that ban class b roofing materials and below simply for safety reasons.
The requirements of this bulletin are referenced from the san francisco fire code and the national fire protection association standard for liquefied petroleum gas code including but not limited to sffc chapters 1 3 14 26 30 and 38 and nfpa 58.
Expect to pay between 6 50 and 8 50 per square foot installed.
The program also spells out a number of safe practices that go well beyond osha s regulations in dealing with roofing torch use.
But when it comes to the exterior of our homes the risk is out of our control.
Among other program elements these include.
February 20 2017 filed under.
Manufactured using a highly effective fire retardant and underlaid with a fire resistant barrier this assembly is one of only a few synthetic roofing materials to get ul s class a fire rating.
3 fire safety of metal roofing.
Class c roofing materials.
It can come from nearby wild fires lightning strikes or unfortunate.
The requirement for two 4a60bc fire extinguishers during torch work more than 10 times the firefighting capability required under the osha rules.
Treated cedar offers a beautiful alternative in areas where a fire rated assembly may be required or for any homeowner who wishes to add durability and peace of mind to their home.
The white colored material is a panelized gypsum fiberglass product that can be used to attain a by assembly class a fire rating.
Metal roofing 101 series roofing help videos.