LP FlameBlock fire-rated OSB sheathing is ideal for commercial new construction, horse barns, fire zones and remodels. This quality product is a low-cost solution for subflooring, flooring, roofing and cover boards. All remaining sheets are B-grade with some water damage, saving you up to 75% compared to Home Depot, Lowe's, and Menards.
Save time, space & aspirin. Sell, list or donate your remnant, byproduct, blemished, excess, seconds, obsolete & unwanted material.