Product Overview

The Pentair 170022 Tank Lid Assembly is the genuine replacement tank lid for Pentair FNS Plus 60 sq ft DE filters. Designed to deliver a secure, reliable seal and withstand demanding pool environments, this OEM lid ensures your filter operates safely and at peak performance. Built from durable, corrosion-resistant materials and engineered to fit perfectly, the 170022 is the trusted replacement for maintaining the longevity and efficiency of your FNS Plus system.

Ideal For

• Owners of Pentair FNS Plus 60 sq ft (FNSP60) DE filters

• Replacing cracked, warped, or leaking filter lids

• Ensuring safe operation and proper sealing of DE filtration systems

• Pool professionals performing maintenance or refurbishments

• Residential and commercial pool systems requiring OEM replacement parts

Key Features

• Genuine Pentair OEM Part – Ensures proper fit, compatibility, and long-term reliability.

• Designed for FNS Plus 60 sq ft Models – Specifically engineered to fit the FNSP60 tank body.

• High-Strength Construction – Built from durable, corrosion-resistant composite materials.

• Secure Locking Design – Provides a strong seal to maintain proper filtration pressure.

• Precision Molded Fit – Eliminates guesswork and ensures proper alignment during installation.

• Compatible with Original Band Clamp & O-Ring – Works seamlessly with standard Pentair hardware (sold separately if needed).

Benefits

• Restores Filter Integrity
  Replacing a damaged lid helps maintain proper pressure, flow, and filtration performance.

• Safe & Reliable Operation
  Ensures the filter remains securely sealed to prevent leaks and pressure issues.

• OEM Quality Fit
  No modifications or adjustments needed — installs directly on FNS Plus 60 sq ft filter tanks.

• Long-Lasting Durability
  Resistant to UV exposure, chemicals, and outdoor pool environments for extended service life.

Customer-Facing Q&A

Q: Will this lid fit all FNS Plus filters?

No. This tank lid assembly is specifically designed for the 60 sq ft FNS Plus filter (FNSP60).

Q: Does this come with the O-ring or clamp?

No. The tank lid is included only. O-rings and clamps are sold separately if needed.

Q: Is this an original Pentair replacement part?

Yes. Part number 170022 is a genuine Pentair OEM component.

Q: How do I know if my lid needs replacement?

Cracks, warping, leaks, or difficulty maintaining pressure typically indicate the need for a new lid.

Q: Is installation difficult?

Installation is generally straightforward. A pool professional can ensure proper sealing and pressure testing.