Fire Retardant Plywood Roof Sheathing

Pyro guard was the first interior fire retardant treatment with plywood roof span ratings and lumber strength adjustments based on high temperature testing.

Fire retardant plywood roof sheathing.

Plywood was strength tested after exposure to 170 degrees f and lumber was strength tested after exposure to 150 degrees f according to astm 5516 and astm 5664. The stiff and strong quality construction is ideal for both residential and light commercial construction. Inventory is sold and received continuously throughout the day. Properties of frt plywood inspection tips.

Therefore the quantity shown may not be available when you get to the store. This document summarizes the history of the development and use of fire resistant plywood roof sheathing in the u s. Go to work with a building solution that meets building code requirements for fire resistent construction while increasing structural ratings. It is the premier choice for your project to meet fire codes while reducing dead load and wall thickness when compared to common alternatives.

Magtech fire retardant osb sheathing is a patent pending code compliant fire retardant non combustible wood panel system that incorporates the extraordinarily flame and heat resistance of magnesium oxide with the structural ability and overall utility of osb to create a uniquely high performing fire resistance rated structural sheathing product. The fire retardant chemicals are loaded into the wood at levels between 2 5 and 5 0 lb ft 3 4 and 8 kg m depending on the species of wood used and the intended application. Fx lumber guard xt frt osb sheathing provides higher design values than pressure impregnated frtw plywood at the same thickness and creates a superior substrate for securely fastening exterior facing. Prices promotions styles and availability may vary by store and online.

Flamepro brand fire retardant is a proven successful formulation based on the american wood protection association p50 standard for fire retardants. Lp flameblock is an icc es evaluated component of 1 and 2 hour fire rated wall assemblies and roof deck applications. Magtechtm structural sheathing can be used in fire rated wall applications as well as for fire retardant structural sheathing on exterior and interior walls pitched roofs flat roof decks and floors. Plytanium plywood sheathing provides outstanding performance durability and impact resistance for walls and roofs.

1 2 x 4 x 8 fire retardant plywood sheathing. Flamepro brand fire retardant treated wood frtw is lumber and plywood pressure impregnated with flamepro interior type a high temperature ht fire retardant chemicals. For plywood fire retardant treatments are impreg nated into structural sheathing plywood manufactured under either ps 1 83.