**PLEASE CALL FOR AVALIABILTY    BEFORE ORDERING** Only popular sizes are in stock and your pool liner may have to be ordered at the plant, shipping times could be up to 10 to 15 business days after order!   *Freight Included on all sizes above Our premium liners are constructed from heavy gauge vinyl. Our liners will last longer and maintain their beautiful appearance for years.Overlap liners are designed for you to secure them under your pool's top rail. Liner material will be draped over your pool's walls and then is held in place with clips. After installing your liner, reinstall all of the top rails.Strong, double-welded seams will withstand Winter's worst. Our liners are so rugged, they are backed by a 15-year warranty on standard gauge perma 20 liners and a 25-year warranty on heavy gauge perma 25 liners.Expandable liners fit all pool wall heights 48", 52" and 54" for a deep end up to 72".Liners are manufactured by using a high-frequency, molecular weld in its fabrication. This process produces a seal that is stronger than the material itself. High-frequency welds are normally only used for custom in-ground liners that cost thousands of dollars. We utilize the LamiClear process, which offers optimal chemical and UV protection for our liners. Through a unique fabrication method, the vinyl is able to conform to the pool floor when installed correctly. Our liners feature strong, double-welded seams and are designed to fit pools with depths of up to 72 inches. Please note that our supply of these liners is limited, so we recommend placing your order in advance to secure one. Furthermore, our expandable liners are compatible with Lomart and Doughboy pools, providing a versatile option for your specific pool needs.