★★★★★ 5
Perfect fit
Product is very good, no damage and fits well
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 14, 2025
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Pentair / Waterway Clean & Clear Plus / Crystal Water Replacement Cartridge - 105 Sq Ft (FC-34324) [4-Pack]
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Pentair / Waterway Clean & Clear Plus / Crystal Water Replacement Cartridge - 105 Sq Ft (FC-34324) [4-Pack]Replacement filter cartridge for Pentair Clean & Clear Plus and Waterway Crystal Water swimming pool filter systems. Compatible Filter Systems Pentair Clean & Clear Plus Waterway Crystal Water Specifications Type Filter Cartridge Filtration Area 105 sq ft Outside Top (OT) 3" Outside Bottom (OB) 3" Diameter 7" Length 26 1 16" Media Weight 3 oz Pack Quantity 4 MPN FC 34324 Brand Compatibility Pentair, Waterway Cross References 390802, FC 1977, FC 3432,
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Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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4.0 ★★★★★
Based on 2370 reviews
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Product Reviews
★★★★★ 5
Perfect replacement
Fit perfectly saved a bunch of money
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 7, 2025
★★★★★ 3
It’s ok for a short period of time.
Meh….the filter is glued at each end versus clamped into the housing like the OEM filter. Will probably get a different brand or OEM in the near future.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
★★★★★ 5
Good Replacement from Third Party
Perfect fit and great price. Would recommend.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 1, 2025
★★★★★ 5
Perfect fit
Fit well. Looks nearly identical to the OEM filter.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 18, 2025
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