SmartLine 21' Round Coastal Rock Unibead Above Ground Swimming Pool Liner — 52" Height, 25 Gauge

SmartLine 21' Round Coastal Rock Unibead Above Ground Swimming Pool Liner (52" Height, 25 Gauge) — made in the USA by top pool industry professionals with over 50 years of experience. Constructed from 100% virgin vinyl, this liner is engineered to resist punctures, cracks and fading and includes built-in UV protection for long-lasting appearance. Hand-folded craftsmanship ensures a smooth, wrinkle-free installation without imperfections. Designed to tolerate harsh pool chemicals and prolonged sun exposure across a wide temperature range 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.