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Pentair Sta-Rite Posi-Flo TX/TXR Replacement Cartridge - 37 Sq Ft (SC3-SR35)

Marsoni M251S
Sale price$54.50
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Pentair Sta-Rite Posi-Flo TX/TXR Replacement Cartridge - 37 Sq Ft (SC3-SR35)Replacement filter cartridge for Pentair Sta Rite Posi Flo TX TXR swimming pool filter systems. Compatible Filter Systems Pentair Sta Rite Posi Flo TX TXR (TX35, TX50, TX70, TX100, TX135) Specifications Type Filter Cartridge Filtration Area 37 sq ft Outside Top (OT) 4 3 16" Outside Bottom (OB) 4 3 16" Diameter 8 11 16" Length 9 3 4" Media Weight 3 oz MPN SC3 SR35 Brand Compatibility Pentair Sta Rite
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4.3 ★★★★★
Based on 2395 reviews
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C
Draper, US
★★★★★ 5
Perfect Match with the WhiteBrite mouth whitener
Size: 4 Count (Pack of 1)
I purchased the White Brite teeth whitener unit & ordered the gel pens to go with it: this review is for the gel - however have to mention the little mouth brighter is AMAZING! Works as well as getting 500$ whitening at dentist! 🦷 … The gel is a perfect match for it…I used continuously for one week - saw a 85/90% Highly recommend the mouth whitener & gel pen!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
A
Verified Purchase
Anjie Kacperski
Grantham, US
★★★★★ 5
Bright smile
Size: 4 Count (Pack of 1)
I love this product and its whitening teeth
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 15, 2026
K
Verified Purchase
Kindle Customer
Boise, US
★★★★★ 4
Works for
Size: 4 Count (Pack of 2)
Works good but makes teeth sensitive
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Reviewed in the United States on May 27, 2026
K
Verified Purchase
Kimberly
West Palm Beach, US
★★★★★ 5
Refreshing
I like it.
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Reviewed in the United States on May 15, 2026
A
Verified Purchase
Anonymous
Louisville, US
★★★★★ 5
Love it
Great product
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Reviewed in the United States on April 12, 2026

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