5/4 x 6 in. x 20 ft. Treated Decking - Premium is an i choice for projects where both durability and aesthetic appeal are critical. This premium-grade decking features far fewer and much smaller knots d to standard grades and is virtually wane-, ensuring a clean and attractive finish. Treated to resist decay and insect damage, this decking is for outdoor and high-moisture environments, providing long-lasting performance. Whether you're constructing a deck, patio, or other outdoor structure, this treated decking combines superior aesthetics with reliable durability. Model Number: 5/4X6X20T