LP FlameBlock Fire-Rated OSB Sheathing is ICC-certified to meet code and provides additional value strength, savings and greater design flexibility. It helps you build fire-rated wall assemblies and roof deck faster at a lower cost than most common alternatives. LP FlameBlock interior wall assemblies can streamline installation and lower material/labor costs by reducing the need for additional construction materials. With its Exposure 1 classification, LP FlameBlock sheathing in roof deck applications is able to withstand exposure to moisture during normal construction delays. LP FlameBlock Fire-Rated OSB Sheathing helps you meet fire codes while reducing dead load and wall thickness versus common alternatives. Meeting fire codes just got easier - structural strength and code compliance in a single panel. Choose LP FlameBlock Fire-Rated OSB Sheathing for your next project.
Structural Fire-Rated Sheathing
Class A Flame Spread Rating
3 times longer burn-through resistance than standard Wood Sheathing
Non-Combustible, fiberglass-reinforced Magnesium Oxide coating over LP OSB
Two Quarts of water locked into each 32 Square Feet of coating (4-ft x 8-ft)
Allows for faster, more cost-effective compliance with Fire Codes, even In Seismic Zones
Durable, easy to handle on job site
No hazardous chemicals
Variety of PS2-Rated thicknesses and lengths, including Struc-1