2 x 6 in. x 16 ft. Treated Tongue & Groove Lumber durable, high-quality wood designed for a variety of construction and woodworking projects. This lumber features a tongue and groove design that ensures a tight, secure fit between boards, making it i for flooring, paneling, and other applications where a smooth, seamless surface is desired. The treated wood provides enhanced resistance to decay, insects, and moisture, extending the lifespan of your project and maintaining its structural integrity over time. for both indoor and outdoor use, this lumber combines strength and versatility to meet your building needs.