Frtw Roof Deck

A roof deck system of frtw may be supported by.

Frtw roof deck. New language in the 2018 ibc clarifies for building officials the regulations for using frtw in types i ii and iii construction which call for the use of non combustible materials or frtw. Pyro guard was the first frtw fire retardant treated wood to be issued a code compliance report based on high temperature testing for roof sheathing and framing uses. Roof deck fact check. Exterior fire x treated roof systems including roof supports trusses and decking may often be substituted for non combustible construction in open warehouses storage sheds and other structures with no penalty in the insurance rates or the building code classification of the structure.

Roof deck fact check read the truth about painted coated and laminated osb used in lieu of noncombustible materials in our article. Metal and reinforced concrete beams or joists. This type of roof construction was classed as non combus tible even though the vapor barrier adhesive and roo ng used. When supporng an frtw roof system unless the wood members are heavy mber which has an.

Roof deck fact check at one time roof assemblies were assumed to be re safe if the deck and its supports were of metal particularly when the re hazard of the building s contents were considered low to moder ate.