Description
Pentair FNS Plus Tank Lid Assembly 48 Sq Ft (170021)
Intro
The Pentair FNS Plus Tank Lid Assembly for 48 sq ft filters (model 170021) provides a secure, serviceable top for your pool filtration system. Designed to replace worn lids, it keeps debris out, preserves pressure, and simplifies maintenance with a straightforward, tool-free removal.
List of Features
- Precise compatibility: Official replacement lid for Pentair FNS Plus 48 sq ft tanks (170021) for a precise, no-fuss fit.
- Durable construction: UV-stabilized plastic resists sun and chlorine, helping the lid last season after season.
- Center alignment nub: Center nub aids correct alignment during reinstall, reducing leaks and misfit.
- Grip-friendly design: Ribbed base edge offers confident grip for removal and reseating, even with wet hands.
- Sealing readiness: Designed to work with standard seals and gaskets in the FNS Plus line for a tight seal.
- Easy access for maintenance: Lift-off lid provides quick access to interior components for cleaning or parts replacement.
Final Thoughts
With a reliable fit and durable build, this lid helps maintain filtration efficiency and extend tank life. Ready for easier service and fewer headaches? Add the Pentair lid to your cart and keep your pool running smoothly.












