12'x24' Oval Overlap Bluestone Liner - 30 Gauge YGroup_bluestone It also includes a cooling

It also includes a cooling mode to help lower water temperature Depending on individual use and application of your pool

This high tech resin model offers an innovative design that's never been seen in above ground pools before

Rain can also cause alkalinity and pH levels to vary

reduced cleaning time and multi-season durability

Durable heavy duty plastic core is built to last

12'x24' Oval Overlap Bluestone Liner - 30 Gauge YGroup_bluestone It also includes a coolingSwimline'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.