★★★★★ 5
Great fit
Fit perfectly.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 9, 2026
Pentair Pac-Fab Mytilus FMY Replacement Cartridge - 50 Sq Ft (PFAB50)
Marsoni
M251S
Get it in 3 business days with 1 day shipping.
Friday, May 29
Pentair Pac-Fab Mytilus FMY Replacement Cartridge - 50 Sq Ft (PFAB50)Replacement filter cartridge for Pentair Pac Fab Mytilus FMY swimming pool filter systems. Compatible Filter Systems Pentair Pac Fab Mytilus FMY Specifications Type Filter Cartridge Filtration Area 50 sq ft Outside Top (OT) 3 1 16" Outside Bottom (OB) 3 1 16" Diameter 7 7 8" Length 11 1 8" Media Weight 4 oz MPN PFAB50 Brand Compatibility Pentair Cross References 15009, 17 4981, 46093, 645544019202, AK 6087, C 7678, FC 1920, FC 3427, PC 1920, PLE 051
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Your Pentair Pac-Fab Mytilus FMY Replacement Cartridge - 50 Sq Ft (PFAB50) orders ship within 1-2 business days.
Delivery Options:
- Standard: 3-7 business days
- Fast: 2-3 business days
- Express: 1-2 business days
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You'll receive a tracking link by email once your Pentair Pac-Fab Mytilus FMY Replacement Cartridge - 50 Sq Ft (PFAB50) ships.
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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.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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4.8 ★★★★★
Based on 2317 reviews
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Product Reviews
★★★★★ 5
Great filter
Works fine didnt have to pay for the shop to put it in so great savings.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2026
★★★★★ 5
DIY, super easy to replace.
Fit 2018 crv. I like to change out my air filters before taking my car to the dealership for an oil change. Saves a ton of money to DIY. Easy to do perfect fit.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 30, 2026
★★★★★ 5
Ok
Ok
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Reviewed in the United States on May 3, 2026
★★★★★ 5
make sure you get the right one for your model and engine
Fit was perfect
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 31, 2026
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