Cementitious Sheathing

Cementitious sheathingMaterial, usually plywood or oriented strand board (OSB), but sometimes wooden boards, installed on the exterior of wall studs, rafters, or roof trusses; siding or roofing installed on the sheathing—sometimes over strapping to create a rainscreen. products are made from portland or magnesia cements, fillers, and reinforcement. Though cement-based panels are energy intensive, they can be a sustainable option if used in areas where moisture, mold, or insects are a problem, or where fire-rated panels are specified.

Cementitious sheathing products are made from portland or magnesia cements, fillers, and reinforcement. Though cement-based panels are energy intensive, they can be a sustainable option if used in areas where moisture, mold, or insects are a problem, or where fire-rated panels are specified.

Products in Cementitious Sheathing

Our guide lists products from the Greenspec® Online Directory of environmentally preferable building products. Manufacturers and/or their representatives should visit this page to learn more about suggesting their products for inclusion.