Frtw Roof Deck

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.

Frtw roof deck.

Roof deck panel 4 0 x 8 0 1 22m x 2 44m description. Meets the stringent ul class c roof deck panel. Roof deck fact check read the truth about painted coated and laminated osb used in lieu of noncombustible materials in our article. The use of pyro guard wood roof decking is usually accepted in lieu of parapet walls in multi family dwellings.

Dricon introduced in 1981 is a class a fire retardant and preservative intended for wood used in interior weather protected construction. Roof deck fact check. This type of roof construction was classed as non combus tible even though the vapor barrier adhesive and roo ng used. Roof sheathing exterior fire x lumber and plywood offers the workability and versatility of wood as well as the fire safety and insurance advantages of non combustible materials.

Flametech class a rated fire retardant treated wood products product downloads click to download. Outstanding system wind uplift rating. Ul recently tested and promulgated a listing for an exterior wall system ews containing pressure impregnated fire retardant treated wood frtw which makes the plan approval process for type i ii and iii construction quicker and easier for architects. Fire retardant wood roof systems in certain unsprinklered one storey buildings the nbcc permits the use of a roof deck construction system using frtw that meets the flame spread performance standard originally developed for noncombustible roof assemblies.

Pyroxl roof deck panel is comprised of apa or other third party certified grade minimum 15 32 plywood that has been pressure impregnated with a ul classified fire retardant. Flametech pressure treated lumber plywood is a pressure impregnated high performance class a rated fire retardant treated wood frtw product designed for a wide range of structural code compliant applications. Even when sprinklers are mandatory the use of pyro guard can further reduce fire insurance rates. Pyro guard is commonly accepted by building codes for partition walls store fronts fixtures and roof construction in shopping centers.