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LP® FlameBlock®

LP® FlameBlock® Fire-Rated OSB Sheathing provides design flexibility while allowing you to meet fire codes. Most importantly, it works behind the scenes to provide peace of mind to your clients.

The Freedom To Design More Efficiently

Dream Big With Design

You don’t have to sacrifice design to build a safe structure. With LP® FlameBlock® Fire-Rated OSB Sheathing, you’ll protect your clients’ homes with a product that can help decrease flame spread by up to 30 minutes. And LP FlameBlock’s efficient assembly allows you to bring your ideas to life—while meeting code.

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Case Study

Burton Lumber Wins Major Multifamily Bid in Utah

LP® FlameBlock® Fire-Rated Sheathing was used in a UL-listed 349 wall assembly in a 2-hour fire-rated wall for a senior living center called Summit Vista. Team members from Utah-based Burton Lumber played integral roles to ensure that all partners were comfortable with the product and understood its value.

Inspiration Gallery

Browse through our collection of builds using LP FlameBlock Fire-Rated OSB Sheathing to find ideas for your next project.

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What Architects Need to Know About Off-Site Construction

Last year LP invested $45 million in Entekra, one of the nation’s leading off-site homebuilders. As this type of construction gains popular…

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LP Adds New Case Study To Its Portfolio Featuring Lantz-Boggio Architects and LP®FlameBlock® Fire-Rated OSB Sheathing

LP Building Solutions recently added a new case study to its online product literature portfolio. The latest installment focuses on Lantz-B…

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Flame Spread vs. Burn Through vs. Fireproof

While LP® FlameBlock® Fire-Rated Sheathing offers both flame-spread and burn-through resistance, it’s importa…