Pentek® Pentair Structural poly glass replacement media tanks for water softeners and water filtration systems available in black or almond, various tank sizes, and with a built-in standing base.

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.

Designed for residential and light commercial water softener and filtration system applications, Pentair Structural replacement tanks feature a slim diameter with capacities from 2 to 49 gallons. These tanks have a maximum operating pressure: 150 psi and a maximum temperature: 120°F.

The tanks are threaded with a 2 ½” connection, with an inner shell comprised of polyethylene

Unmatched for strength and chemical resistance, Pentair Structural tanks are tested to 250,000 cycles without leakage.

10-year warranty
2 1/2" threaded inlet
Tested and certified by the Water Quality Association (WOA) to NSF Standard 44