SmartLine 21' Round Boulder Swirl Overlap Pool Liner — 48"/52" Wall Height, 30 Gauge

Product overview: SmartLine 21' Round Boulder Swirl overlap liner engineered for 48"/52" wall heights. Material: 100% Virgin Vinyl, 30 Gauge. Connection type: Overlap. Construction details: Built from 100% virgin vinyl and manufactured to be free of impurities. The vinyl is vulcanized, high-pressure heat bonded, and vacuum sealed for added strength and longevity. Seams are RF vinyl welded with lap-welded seams to ensure a secure, durable join. Specifications: - Size: 21' Round - Wall Height: 48"/52" - Connection: Overlap - Gauge: 30 Gauge - Material: 100% Virgin Vinyl Liner Limited Warranty: 20 Gauge = 20 Years 25 Gauge = 25 Years 30 Gauge = 30 Years