Roof Sheathing Fire Proofing

Premature degradation of fire retardant treated frt plywood used in roof decks.

Roof sheathing fire proofing.

Class a materials can withstand the most severe fire exposure and are given the. Good fire resistant roofing materials. With its exposure 1 classification lp flameblock sheathing in roof deck applications is able to withstand exposure to moisture during normal construction delays. The roof sheathing material plays a large role in preventing ignition and slowing the spread of fire to other parts of the building.

A fire resistant roof includes the entire roofing system including the deck insulation underlayment and even the roof incline. Lp flameblock is an icc es evaluated component of 1 and 2 hour fire rated wall assemblies and roof deck applications. Fire resistant roofing materials fire ratings. In the world trade tower collapse heat load on the connections of steel trusses is suspect.

Where these products and designs were used frt plywood may have not been required. Lp flameblock fire rated osb sheathing helps you meet fire codes while reducing dead load and wall thickness versus common alternatives. This is a system test that includes structural members such as beams trusses and roof deck. It combines flame spread and burn through resistance to give your customers.

A professional roofing contractor can help you decide upon the best fire resistant material for your roof. Go to work with a building solution that meets building code requirements for fire resistent construction while increasing structural ratings. Before choosing a material you should know the fire ratings that are given to each material. Fire resistant drywall laminated on the under side of the roof sheathing on either side of the wall.

Ul and fm list many roof ceiling systems in their publications. Their knowledge and experience can get you the best option for your needs and budget.