1-1/8 in. x 4 ft. x 8 ft. OSB Tongue & Groove Subflooring Panel | ADVANTECH118TG-MSF

AdvanTech's OSB Tongue & Groove Subflooring Panel is engineered for long-term dimensional stability under varying jobsite conditions, making it a preferred choice for builders seeking reliable subfloor performance. Its resin-saturated wood strand construction enhances moisture resistance during construction exposure while maintaining structural integrity once installed. Ideal for use beneath hardwood, tile, and carpet systems, this OSB panel improves fastener holding power and distributes loads evenly across floor joists, supporting quieter, stronger, and more durable flooring assemblies.

• Engineered for structural subfloor applications in residential and commercial construction
• Features tongue and groove edges for tight panel alignment and reduced floor movement
• Constructed from moisture-resistant Oriented Strand Board for improved jobsite durability
• Designed to enhance fastener holding strength and load distribution across floor joists
• Helps reduce floor squeaks by improving panel-to-joist connection stability