Roof Sheathing Fire Proofing

Lp flameblock is an icc es evaluated component of 1 and 2 hour fire rated wall assemblies and roof deck applications.

Roof sheathing fire proofing.

It combines flame spread and burn through resistance to give your customers. Ul and fm list many roof ceiling systems in their publications. Premature degradation of fire retardant treated frt plywood used in roof decks. Lp flameblock fire rated osb sheathing helps you meet fire codes while reducing dead load and wall thickness versus common alternatives.

In the world trade tower collapse heat load on the connections of steel trusses is suspect. The third major roof system fire test is astm e 119. With its exposure 1 classification lp flameblock sheathing in roof deck applications is able to withstand exposure to moisture during normal construction delays. Go to work with a building solution that meets building code requirements for fire resistent construction while increasing structural ratings.

A fire resistant roof includes the entire roofing system including the deck insulation underlayment and even the roof incline. Class a materials can withstand the most severe fire exposure and are given the. This can help you to understand why the roofer is offering certain options. Fire resistant roofing materials fire ratings.

Before choosing a material you should know the fire ratings that are given to each material. The roof sheathing material plays a large role in preventing ignition and slowing the spread of fire to other parts of the building. This is a system test that includes structural members such as beams trusses and roof deck. Where these products and designs were used frt plywood may have not been required.

Here are some popular roofing materials to provide class a protection for your home. A professional roofing contractor can help you decide upon the best fire resistant material for your roof.