Pentair® Structural® Polyglass Vessels have been the industry standard for quality and performance for more than 40 years. Featuring a one-piece, seamless, high-density polyethylene liner and an encapsulated, leak-free engineered polymer inlet, Structural Polyglass Vessels are designed to provide you with years of worry-free performance. Please Note: All Tanks ordered will come in the standard Black colour. Other colours are available please contact for before purchasing if you require a different colour. Tanks size and colours are subject to availability FEATURES: - For residential and light commercial water softener/filtration applications - Slim diameter with capacities from 2 to 49 gallons - 1.25" Dome Port opening available on select sizes for neutralizing applications - Unmatched strength and chemical resistance - 10-year warranty for 6" - 13" vessels - 5-year warranty for 14" - 16" vessels Spec Sheet