SmartLine Above Ground Pool Liner - 12' x 18' Oval, Boulder Swirl Overlap, 54" Height, 20 Gauge

Designed for 12' x 18' oval above-ground pools, this SmartLine liner features the Boulder Swirl Overlap pattern and a 54" height in durable 20 gauge construction. Manufactured in the USA by top pool industry professionals for over 50 years, it is made from 100% virgin vinyl and includes built-in UV protection to reduce fading. The material resists punctures and cracks and is formulated to tolerate harsh pool chemicals and prolonged sun exposure across temperatures ranging from -50°F to 130°F. Each liner is hand-folded to minimize wrinkles and simplify installation. A gasket set is included to prevent leaks and fits all thru-wall skimmers and water return lines.