Beetlekill Siding Class C Fire Rating

Class a is the highest rating offering the highest resistance to fire and unrated is the worst. All lp smartside siding can be used in a 1 hour fire rated assembly when it is installed over 5 8 type x gypsum which is consistent with other siding types such as fiber cement siding. Fire ratings for roofs are classified as either class a class b class c or are unrated if a roof covering cannot meet the requirements for any of these classifications.

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Fiber cement can withstand high heat from fires.

Beetlekill siding class c fire rating.

Hourly fire resistance ratings hourly ratings are a function of the assembly being used. Rollex navigator steel siding for example has a class a fire rating. Lp smartside is a class c iii rated product when tested according to astm e84. Note that a class c roof system is considered fire resistant while a class c or iii building material as above is not.

Non classified roof systems have no fire rating. 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. The highest rating possible for fire resistance. A class a rating means it is going to offer the maximum protection possible.

The astm d 2898 standard rain test the highest fire classification is class a. Steel siding not only offers protection against a fire it is also naturally resistant and does not require the use of fire resistant treatments. What is the fire rating. In this case the class a highest degree of fire resistance b or c rating provides relative information about the ability of the roof covering and assembly to resist the penetration of fire as a result of a standard fire exposure astm e 108.

The tests used to determine the fire ratings for roofs also provide fire resistance information.

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