Frt Plywood Roof Sheathing
Go to work with a building solution that meets building code requirements for fire resistent construction while increasing structural ratings.
Frt plywood roof sheathing. Therefore the quantity shown may not be available when you get to the store. In contrast frt plywood has a flame spread rating but no rating for burn through resistance. Properties of frt plywood inspection tips. Plywood sheathing is ideal for residential and light plywood sheathing is ideal for residential and light construction and every piece meets the highest grading standards for strength and appearance.
Prices promotions styles and availability may vary by store and online. Frt plywood is a sheathing treated with a chemical to prevent flame spreading in the event of the fire. Find plywood sheathing plywood at lowe s today. Lp flameblock is an icc es evaluated component of 1 and 2 hour fire rated wall assemblies and roof deck applications.
It adds proven performance and durability to new homes room additions and renovations. 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. And explains the issue of structural damage to roof sheathing where fire retardant plywood roof sheathing or frt plywood was used on buildings. 1 2 x 4 x 8 fire retardant plywood sheathing.
Atures lower than those at the roof covering sheathing interface are responsible for the strength degradation of frt plywood used as roof sheathing. In addition it has a higher load span ratings than frtw plywood of the same thickness and can reduce. This document summarizes the history of the development and use of fire resistant plywood roof sheathing in the u s. Ul evaluation report er7002 01 has been issued for pyro guard by underwriters laboratory confirming compliance with the international building code.
It combines flame spread and burn through resistance to give your customers. Frt fire retardant treated plywood. Inventory is sold and received continuously throughout the day. It was used on townhouses and condos roofs 4 feet on each side sometimes more of the walls separating each individual unit in the late 1970 s to early 1980 s.
In these cases the wood had darkened was very brash and brittle and crum bled easily. Structural design values for lp flameblock sheathing are not reduced by the fire retardant treatment so the panel carries load span and shear design values equivalent to an untreated wood structural panel in the same panel thickness category.