APA Rated OSB Plywood Sheathing – Exposure 1

APA Rated OSB Exposure 1 panels are high-performance engineered structural wood panels designed for reliable use in residential and commercial construction. Manufactured from precision-oriented wood strands bonded with moisture-resistant, low-emission adhesive systems, these panels provide excellent strength, stiffness, and dimensional stability for roof, wall, and subfloor applications.

Engineered to meet rigorous APA Performance Rated Standards, Exposure 1 OSB panels are designed to withstand normal moisture exposure and weather conditions during construction delays while maintaining dependable structural performance. The cross-oriented strand construction delivers consistent strength in both directions, along with excellent fastener-holding capability and resistance to warping and deflection.

Manufactured from renewable wood resources and produced with efficient material utilization, OSB is both a cost-effective and environmentally responsible building solution. APA-certified panels are quality tested for structural performance, bond durability, and code compliance. Panels are manufactured using low-emission resin systems that meet recognized North American formaldehyde emission standards, including CARB compliance requirements.

Features:

• APA Performance Rated and code recognized
• Exposure 1 classification for temporary weather and moisture exposure during construction
• Strong, stable cross-oriented strand construction
• Excellent nail and fastener holding strength
• Low-emission, moisture-resistant adhesive technology
• Meets recognized formaldehyde emission standards
• Ideal for roof sheathing, wall sheathing, and subfloor applications
• Available in multiple thicknesses and span ratings
• Sustainable engineered wood product made from renewable resources

Important Information:

Exposure 1 OSB panels are designed for applications that may experience temporary exposure to moisture or weather during construction. They are not intended for permanent outdoor exposure or long-term weather conditions. For continuous exterior applications, an Exterior-rated panel is recommended.

Strong, versatile, and contractor trusted, APA Rated OSB Exposure 1 panels are a dependable choice for professional builders, framers, and DIY projects alike.