Fire Resistant Shingle Siding

Roof fire protection ratings.

Fire resistant shingle siding.

Roofing products with a class a rating will last 2 to 4 hours before igniting. The secret to fiber cement s durability is also what makes it fire resistant. 90 of the planks are made of materials that won t burn giving fiber cement siding a class 1 a fire flame spread rating the highest classification available. In order to be given one of these fire ratings the shingles must have certain fire rating properties.

There are three different classes of fire ratings given to asphalt shingles a b and c. Steel siding not only offers protection against a fire it is also naturally resistant and does not require the use of fire resistant treatments. Class b roofing will last about one hour while class c will only last about 20 minutes. Shingles are categorized into classes that identify their fire resistance.

A fire resistant or fireproof roof gives the entire structure a better chance to survive a fire. 50 to 100 per square enough shingles to cover 100 square feet installed. The fiberglass based variety also offers excellent fire resistance when installed with fire code compliant underlayments. Class a roofing materials are the most fire resistant.

The different materials can vary from zinc copper steel galvanized steel aluminum and so on. Cedur fire retardant cedar shakes. A special vacuum pressure impregnation process ensures that the. Unlike wood siding fiber cement siding doesn t burn even under extreme heat.

This product is available with permanent pre impregnated colors or primed and paintable is durable rot resistant and can be significantly less expensive than. Generally most fiberglass shingles have class a. Classes b and c denote progressively less fire resistant qualities. Metal is an extremely fire resistant roofing material regardless of what material the shingles are composed of.

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 many fiber cement products carry a class a fire rating meaning that they can withstand several hours of heat before melting down. Fiber cement can withstand high heat from fires. A class a rating means it is going to offer the maximum protection possible. The highest rating possible for fire resistance.

The class a rated centennial slate shingle from certainteed boasts the affordability of an asphalt shingle and the luxe look of natural slate. Ftx was the first legal fire retardant treatment approved by the california state fire marshal including class a b and c application. Fire resistance that is the amount of time the product lasts before ignition is also taken into consideration with regard to the fire rating. This is an example of a noncombustible siding of fiber cement shingles designed to look extremely realistic almost indistinguishable from highly combustible cedar shake shingles.

Each metal type has a different melting point but most fires do not reach such extreme temperatures making a metal roof one of the.