Skip to content

48 Sq Ft Tank Lid Replacement for Pentair FNS Plus Filter | 170021

Marsoni M251S
Sale price$165.00
Pay 4 payments of $41.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
48 Sq Ft Tank Lid Replacement for Pentair FNS Plus Filter | 170021Bring your 48 square feet Pentair FNS Plus filter back to like new condition with this authentic OEM lid assembly. Manufactured to Pentair's exacting standards, this replacement lid delivers a solid, pressure tight closure and proper water channeling throughout the tank essential for getting the most out of your pool or spa's filtration system over the long haul. Key Benefits Genuine OEM Component: Engineered as a direct drop in replacement for the
Easy Shipping

Quick Dispatch:

Your 48 Sq Ft Tank Lid Replacement for Pentair FNS Plus Filter | 170021 orders ship within 1-2 business days.

Delivery Options:

  • Standard: 3-7 business days
  • Fast: 2-3 business days
  • Express: 1-2 business days

Order Tracking:

You'll receive a tracking link by email once your 48 Sq Ft Tank Lid Replacement for Pentair FNS Plus Filter | 170021 ships.

Need Help?
Questions about 48 Sq Ft Tank Lid Replacement for Pentair FNS Plus Filter | 170021, sizing, or delivery? We're just an email away.

Live Shipping Estimates:
Enter your location at checkout to see available shipping methods and costs for 48 Sq Ft Tank Lid Replacement for Pentair FNS Plus Filter | 170021 in your area.

Get Shipping Estimates

Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.2 ★★★★★
Based on 653 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
K
Verified Purchase
Kelli
San Leandro, US
★★★★★ 5
Replacement parts
Number of Items: 1, Style: X10 Pro Omni Accessories Kit
Comes with a lot of extra items for a great price. They look and seem to work nearly identical to the original pieces. The vacuum bags fit just a tad bit more snug than the original one but they still work. Will last a long time!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 15, 2026
K
Verified Purchase
Kat C.
Waukegan, US
★★★★★ 5
Perfect!
Number of Items: 15, Style: L60 / L50 Accessories Kit
Have used some of these, great fit and good value. They are easy to install and durable.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 3, 2026
S
Verified Purchase
Shawn
Massapequa, US
★★★★★ 5
Why go OEM for this?
Number of Items: 1, Style: Omin C20 Accessories Kit
so much cheaper than OEM but works just the same
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 17, 2026
P
Verified Purchase
Pao
New York, US
★★★★★ 4
Muy buen producto
Number of Items: 15, Style: L60 / L50 Accessories Kit
Hoy cambié todo! por ahora funciona muy bien! muy alegre con la compra
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on August 10, 2025
A
Verified Purchase
Amy Mc
Omaha, US
★★★★★ 5
Great maintenance kit!
Number of Items: 1, Style: X10 Pro Omni Accessories Kit
You have to take care of your vacc for it to work properly. This set gives you e writhing you need.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 29, 2025

recommand products