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Unicel DE Replacement Grids for Pentair FNS 24 Sq. Ft Filter | 7 Large & 1 Partial | Made in USA | FS-2002

Marsoni M251S
Sale price$169.99
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Unicel DE Replacement Grids for Pentair FNS 24 Sq. Ft Filter | 7 Large & 1 Partial | Made in USA | FS-2002Upgrade the filtration capability of your Pentair FNS 24 sq. ft. DE filter with this premium replacement grid set from Unicel, proudly produced in California. The package delivers a complete set of 8 grids, consisting of 7 large grids and 1 partial grid, providing everything required to fully refresh your filter internals. Installing this grid set restores your filter to peak water clarity performance, capturing even the finest particles from your
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Exchange/Return Notes
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4.3 ★★★★★
Based on 2479 reviews
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A
Verified Purchase
Amazon Customer
Lake Worth, US
★★★★★ 1
Too restrictive!
If you like air flow do not buy this filter. I put it in my 2020 Super duty and had very little air coming out with the fan as high as it would go. Stopped and bought the standard Microguard from Orielly's. I changed it in the parking lot and Bam!!! back to blowing my hat off!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 5, 2026
A
Verified Purchase
Amazon Customer
Alexandria, US
★★★★★ 5
Great price
Both filters fit and worked and had a great price.
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Reviewed in the United States on March 15, 2026
M
Verified Purchase
maria sames
Waukegan, US
★★★★★ 5
Better then oem
Great product quality is definitely a plus had no issues. Been buying these for 3 years.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 19, 2025
C
Verified Purchase
Craig Miller
Battle Creek, US
★★★★★ 5
Quality filters
Perfect fit, no issues with the installation of these filters.
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Reviewed in the United States on March 8, 2026
A
Verified Purchase
Amazon Customer
San Leandro, US
★★★★★ 5
Prompness
Great job
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Reviewed in the United States on March 23, 2026

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