Astm e108 defines fire test methods for roof coverings.
Non ul90 cs roof.
These tests may be conducted at ul inc fm global or any other certified testing laboratory.
Ul 90 wind uplift ratings.
G p gypsum densdeck united states gypsum co securock glass mat roof board type sgmrx national gypsum dexcell glass mat roof board or dexcell fv glass mat roof board.
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Deflection is the deformation of the roof or wall panel over a specific linear dimension l 180 is the standard deflection limit applicable to metal roof panels.
Any ul classified type g1 g2 or g3 base ply sheet type 15 20 or 30 felt or ul classified prepared roofing accessory or gcp applied.
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Over non combustible roof decks such as steel poured gypsum or concrete only the spread of flame on the top surface of the roof system is evaluated.
Negative forces acting away from the roof or wall system wind up lift loads.
E108 defines the following conditions.
Assembly continuous over two spans erected in the same manner as for metal roof deck panels.
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Roofing materials are changing for the better becoming more and more advanced each year.
Roofing products are designed to resist the impacts of fire wind rain hail and extreme temperatures.
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To further help you get the best roof and protect your home we offer 12 month 0 financing.
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Since we ve been working with the roofing industry for decades to develop standards that improve performance we can help verify that your products do in fact meet these criteria for performance.
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