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Posi-Flo II PTM Replacement Cartridges

4 PRODUCTS TO CHOOSE FROM
Part # Item Diameter Filter Model Filtration Area Length Top Inside Diameter Price  
NFC2530 Filter Cartridge 50 Sq.ft. Generic (psr50-4)
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8 - 11/16 in. Posi-Flo TX/TXR/PTM 50 50 sq. ft. 13 - 5/16 in. 4-3/16" $79.96 Description
NFC2540 Sta-Rite TX 70 Generic Cartridge
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8 - 11/16 in. Posi-Flo TX/TXR/PTM 70 70 sq. ft. 18 - 3/16 in. 4-3/16" $94.99 Description
NFC2550 Filter Cartridge 100 SqFt Generic (UHD-SR100)
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8 - 11/16 in. Posi-Flo TX/TXR/PTM 100 100 sq. ft. 25 - 11/16 in. 4-3/16" $112.99 Description
NFC2570 Sta-Rite PTM 135 Generic Cartridge
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8 - 11/16 in. Posi-Flo II PTM-135 137 sq. ft. 31 - 1/4 in. 4-3/16" $118.99 Description