SmartLine 21' Round Island Tile Unibead Above Ground Swimming Pool Liner, 48" Height, 25 Gauge

Made in the USA by top pool industry professionals with over 50 years of experience, this SmartLine 21' Round Island Tile Unibead above-ground swimming pool liner combines durability and easy installation. Built from 100% virgin vinyl, the 25 Gauge material includes built-in UV protection and is designed to resist punctures, cracks and fading. Each liner is hand-folded so it can be installed smoothly without wrinkles or imperfections. Engineered to tolerate harsh pool chemicals and extended sun exposure, it performs reliably across temperatures ranging from -50°F to 130°F. A gasket set is included to help prevent leaks and fits all thru-wall skimmers and water return lines.