SmartLine 21' Round Braided Shimmer Unibead Above Ground Pool Liner — 52" Height, 20 Gauge

This SmartLine Braided Shimmer Unibead liner fits 21' round above-ground pools and features a 52" wall height and 20 Gauge construction. Made in the USA by top pool industry professionals with over 50 years of experience, the liner is manufactured from 100% virgin vinyl with built-in UV protection to help prevent fading. The material resists punctures and cracks and stands up to harsh pool chemicals and prolonged sunlight, performing reliably in temperatures from -50°F to 130°F. Each liner is hand folded for easier installation and to reduce wrinkles or imperfections. A gasket set is included to prevent leaks and is designed to fit all thru-wall skimmers and water return lines.