Committed to Multifamily.

The unique features of engineered wood products make them ideal for multifamily and commercial use. This site is your quick reference guide to multifamily materials from the company that's been committed to the multifamily market for decades.



From I-Joists to sub-flooring, LP engineered wood products help you build straight, stable floors that resist warping and twisting, reduce callbacks and save time and money on the jobsite.



LP Building Products offers a range of engineered wood products for building walls, from LSL and LVL for framing to OSB-based sheathing products and siding for finished exteriors.



The complete line of LP structural engineered wood products for roof construction includes LSL, LVL, OSB sheathing, radiant barrier sheathing and fire-rated OSB sheathing.


LP® FlameBlock®

LP® FlameBlock® Fire-Rated OSB Sheathing offers impressive structural strength and burn-through fire resistance in a single panel ideal for fire-rated assemblies. Learn More