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.
Combines flame-spread resistance and burn-through resistance
Component of fire-rated interior and exterior wall assemblies and roof decks
Exposure 1 classification; withstands normal exposure to moisture during construction
20-year limited warranty/2-year open soffit limited warranty
ICC-certified (ESR-1365)