18' Round 72" Expandable Overlap All Swirl Liner - 25 Gauge YGroup_Leap_Torpedo reduced cleaning time and multi-season

reduced cleaning time and multi-season durability

Each piece of the 8" curved top seats fits precisely into the next with a fully integrated flexible joint

Pool Check salt test strips are ideal for any chlorine generators available

it offers superior corrosion and erosion resistance

18' Round 72" Expandable Overlap All Swirl Liner - 25 Gauge YGroup_Leap_Torpedo reduced cleaning time and multi-seasonSwimline's overlap liners are made to last. These liners are made of extra heavy duty virgin vinyl, with super strong welded seams to last long winters and hot summers. Swimline uses computerized cutting tables and a computer aided design to make their liners, eliminating the risk of human error. Whether it's design, pattern or fit, these quality liners are unbeatable.