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Crystal Water Spas

Home Crystal Water Spas

We offer over 200 of the most popular replacement filter cartridges on the market, including replacements for Unicel, Filbur, Pleatco, and OEM products. To find your filter by selecting the dimensions below.
Watch the video for advice on how to measure your cartridge.

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showing 1 - 7 of 7 products

409-219 Pool Filter Cartridge

Guardian Filtration

Replaces: Unicel C-4335, Filbur FC-2385, Pleatco PRB35-IN

Sale!
$25.00 $19.98

409-219-M Pool Filter Cartridge

Guardian Filtration

Replaces: Unicel C-4335RA, Pleatco PRB35-IN-M, Filbur FC-2385A

Sale!
$30.99 $20.99

413-212 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel C-4950, Filbur FC-2390, Pleatco PRB50IN

Sale!
$29.99 $24.99

413-212-M Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel C-4950RA Filbur FC-2390M Pleatco PRB50-IN-M

Sale!
$34.00 $28.99

6H9-223 Spa Filter Cartridge

Guardian Filtration

Sale!
$35.00 $30.99

6H9-223-M Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 6CH-47RA Pleatco PTL47W-P4-M

Sale!
$35.00 $30.99

819-198AM Pool Filter Cartridge

Guardian Filtration

Replaces: Unicel C-8320, Filbur FC-2750, Pleatco PSD125

Sale!
$69.99 $60.99

 

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