SmartLine 21' Round Caribbean Overlap Above-Ground Pool Liner, 48"/52" Height, 25 Gauge

Engineered for 21' round above-ground pools, this SmartLine Caribbean overlap liner is produced in the USA by pool industry professionals with over 50 years of experience. Made from 100% virgin vinyl and featuring built-in UV protection, the material resists punctures, cracks and fading. Each liner is hand-folded to promote an easy, wrinkle-free installation without imperfections. It endures 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.