SmartLine 30' Round Expandable Overlap Swimming Pool Liner — Swirl Bottom, 72" Height, 20 Gauge

Designed for 30' round pools with a swirl bottom, this expandable overlap liner by SmartLine delivers a durable, professional-grade finish without the hassle. Made in the USA by top pool industry professionals with over 50 years of experience, it’s constructed from 100% virgin vinyl for long-lasting performance. The material includes built-in UV protection and is formulated to resist punctures, cracks and fading. Each liner is hand folded to help ensure a smooth installation free of wrinkles and imperfections. Engineered to tolerate harsh pool chemicals and prolonged sun exposure, it performs reliably across a temperature range from -50°F to 130°F. An included gasket set helps prevent leaks and is compatible with all thru-wall skimmers and water return lines.