Pentair 60 Sq Ft Tan Tank Lid for FNS Plus Filter

The Pentair 60 Sq Ft Tan Tank Lid (Part #170022) is a genuine OEM top-half replacement dome engineered specifically for the Pentair FNS Plus 60 Square Foot Vertical Grid Diatomaceous Earth (D.E.) pool filter. Injection-molded from a highly durable, tan fiberglass-reinforced polypropylene polymer, this rugged lid is built to withstand high hydraulic pressures, chemical corrosion, and prolonged outdoor UV exposure without cracking or warping. It serves as the upper pressure vessel for the filter system, containing the internal D.E. grid assembly and featuring integrated ports at the apex to accommodate a high-flow manual air relief valve and pressure gauge.

This substantial dome component has an actual product weight of approximately 20.5 pounds. When boxed and packaged with protective shipping materials, its total transit shipping weight typically ranges between 21 and 22.5 pounds.