Waterway Plastics
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 - 16 of 28 products
109-212 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-9401, Filbur FC-2960, Pleatco PWW75-4
Sale!404-158 Spa Filter Cartridge Pair
Guardian FiltrationReplaces: Unicel C-4401, Pleatco PRB17.5SF-JH-PAIR, Filbur FC-2386
Sale!404-200-02 Spa Filter Cartridge Pair
Guardian FiltrationReplaces: Unicel : C-4310, Pleatco: PWW10, Filbur: FC-3077
Sale!406-158-02 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4405, Filbur FC-2387, Pleatco PRB25SF-JH-PAIR
Sale!406-158-04 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4405, Filbur FC-2387, Pleatco PRB25SF-JH-PAIR
$40.99
409-219 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4335, Filbur FC-2385, Pleatco PRB35-IN
Sale!413-212 Spa Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4950, Filbur FC-2390, Pleatco PRB50IN
Sale!413-212-M Spa Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4950RA Filbur FC-2390M Pleatco PRB50-IN-M
Sale!423-178 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4970 Filbur FC-2930 Pleatco PCAL75
$50.99
423-222 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-4995 Filbur FC-2940 Pleatco PCAL100
$50.99
4H8-210 Spa Filter Cartridge
Guardian FiltrationReplaces: Unicel 4CH-935 Pleatco PWW35L
Sale!510-230 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-5345 Filbur FC-2970 Pleatco PLBS50
Sale!510-230-M Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel: C-5345RA Filbur: FC-2970M Pleatco: PLBS50-M
Sale!514-223 Pool Filter Cartridge
Guardian FiltrationReplaces: Unicel C-5374 Filbur FC-2971 Pleatco PLBS75
$30.99