3 8 Wood Siding Fire Rating

Wall finishes and their ratings.

3 8 wood siding fire rating.

3 8 wood structural panel with exterior glue 5 minutes 15 32 wood structural panel with exterior glue 10 minutes. When they are you get 20 minutes in a wall and 10 minutes with floor and roof joists. Steel siding not only offers protection against a fire it is also naturally resistant and does not require the use of fire resistant treatments. It is used to meet restrictive fire performance criteria and or to reduce insurance rates.

Exterior fire x treated siding is often accepted as an alternate for non combustible. 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. Your wood framing members are required to be not more than 16 on center. The highest rating possible for fire resistance.

A class a rating means it is going to offer the maximum protection possible. Exterior fire x treated wood siding combines the economy and natural beauty of wood siding with the insurance and safety advantages of fire resistant siding. 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. What constitutes a 1 hour fire rated assembly.