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31 products
All filter cartridges sold by Pool Guy Supply are high quality aftermarket replacements. All trademarks referenced are property of their respective owners and are only for comparison.
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Save $60.01
![Cartridge Set (4PK) Replacement Fits Pentair® Clean & Clear® Plus 240 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/240-4_{width}x.jpg?v=1674588148)
![Cartridge Set (4PK) Replacement Fits Pentair® Clean & Clear® Plus 240 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/240usa_f93f5334-21c4-4b95-9c01-17f74fa7327e_{width}x.jpg?v=1674588148)
Optimum Pool Technologies
Cartridge Set (4PK) Replacement Fits Pentair® Clean & Clear® Plus 240 by Optimum Pool Technologies
Sale price$119.99
Regular price$180
Save $9.02
![Cartridge Replacement Fits Pentair® Clean & Clear® Plus 320 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/files/325_1_{width}x.jpg?v=1705965014)
![Cartridge Replacement Fits Pentair® Clean & Clear® Plus 320 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/files/320measure_{width}x.jpg?v=1705965014)
Optimum Pool Technologies
Cartridge Replacement Fits Pentair® Clean & Clear® Plus 320 by Optimum Pool Technologies
Sale price$53.97
Regular price$62.99
Save $40.01
![Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 320 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/files/325-4_c8211e96-d136-42ae-a92c-0e62f4b32615_{width}x.jpg?v=1705965099)
![Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 320 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/files/320measure_782a6c17-d0a2-44af-a7e8-910c98da6be7_{width}x.jpg?v=1705965099)
Optimum Pool Technologies
Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 320 by Optimum Pool Technologies
Sale price$149.99
Regular price$190
Save $0.99
![Cartridge Replacement For Pentair® Clean & Clear® Plus 420 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/420_a4c41a66-886f-49dd-affe-a666d2a00717_{width}x.jpg?v=1674589040)
![Cartridge Replacement For Pentair® Clean & Clear® Plus 420 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/420usa_1dd84c84-07cf-47d8-97fe-742c83b83683_{width}x.jpg?v=1674589040)
Optimum Pool Technologies
Cartridge Replacement For Pentair® Clean & Clear® Plus 420 by Optimum Pool Technologies
Sale price$65
Regular price$65.99
Save $65.01
![Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 420 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/files/420-4_4cc70126-531a-41e6-93ae-596c53bc504a_{width}x.jpg?v=1683063532)
![Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 420 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/files/420usa_abcc013f-504f-4c3e-8b8e-7a2d9fbdfb78_{width}x.jpg?v=1683063532)
Optimum Pool Technologies
Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 420 by Optimum Pool Technologies
Sale price$149.99
Regular price$215
Save $139.01
![Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 520 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/520-4_{width}x.jpg?v=1674588733)
![Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 520 by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/opt-74724pk_{width}x.jpg?v=1674588733)
Optimum Pool Technologies
Cartridge Set (4PK) Replacement For Pentair® Clean & Clear® Plus 520 by Optimum Pool Technologies
Sale price$209.99
Regular price$349
Save $20
![Cartridge Set (4PK) Replacement Fits Pentair® Quad DE 80® by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/quad80-4_ec556a4a-6af9-4a3a-8ca8-94e797e105d0_{width}x.jpg?v=1674591653)
Optimum Pool Technologies
Cartridge Set (4PK) Replacement Fits Pentair® Quad DE 80® by Optimum Pool Technologies
Sale price$329.99
Regular price$349.99
Save $209.98
![Cartridge Set (4PK) Replacement Fits Pentair® Quad DE 100® by Optimum Pool Technologies](http://poolguysupply.com/cdn/shop/products/quad100-4_50e7e014-c878-46c3-81e3-82b9c15d62a3_{width}x.jpg?v=1674591683)
Optimum Pool Technologies
Cartridge Set (4PK) Replacement Fits Pentair® Quad DE 100® by Optimum Pool Technologies
Sale price$259.99
Regular price$469.97
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