Bath Spa Superstore is the place to stock up on spa filter elements. We carry hundreds of spa filter cartridges to fit every conceivable spa. If you’re a spa dealer, you’ll want to keep as many types of spa filter cartridges on hand as you have space for so your customers can find what they need at your shop. As a homeowner, you may have been told a spa filter cartridge should be changed annually, but this figure can differ depending on usage. Rely on Bath Parts for spa parts, hot tub heaters, pool replacement parts and all your bath, pool and spa needs.


![Waterway 75 Sq. Ft. Dyna-Flo XL Filter Cartridge [2-3/8" ID] [6-9/16" OD] (817-0018) Pool Parts: Pool Skimmers & Parts 17-175-2316_XL](http://bathparts.com/cdn/shop/products/17-175-2316_XL.jpg?v=1759597485&width=700)
![Waterway 50 Sq. Ft. Filter Cartridge [2-3/8" OT] [2-3/8 OB] [6-9/16" Dia] [13-5/16" L] (817-0017) Pool Parts: Pool Skimmers & Parts 17-775-1337_XL_f5a22117-3d77-4f38-b1cd-c16215fa49a3](http://bathparts.com/cdn/shop/files/17-775-1337_XL_f5a22117-3d77-4f38-b1cd-c16215fa49a3.jpg?v=1759597416&width=1600)
![Waterway 50 Sq. Ft. Filter Cartridge [2-3/8" OT] [2-3/8 OB] [6-9/16" Dia] [13-5/16" L] (817-0017) Pool Parts: Pool Skimmers & Parts 17-775-1337_1-REVERSE__XL_0cf03d22-161e-445d-a261-9ead5bcd0874](http://bathparts.com/cdn/shop/files/17-775-1337_1-REVERSE__XL_0cf03d22-161e-445d-a261-9ead5bcd0874.jpg?v=1759597416&width=1600)
![Waterway 30.23" Teleweir Skim Filter Cartridge [100 Sq. Ft.] (510-4690) Spa Filters: Skim/Top Load Filter Waterway Skim Filters Waterway_512_Teleweir_Skim_Filter_Cartridge_babe1751-7260-48ad-adda-bc075b7c544c](http://bathparts.com/cdn/shop/products/Waterway_512_Teleweir_Skim_Filter_Cartridge_babe1751-7260-48ad-adda-bc075b7c544c.jpg?v=1759597266&width=700)
![Waterway 26.38" Teleweir Skim Filter Cartridge [75 Sq. Ft.] (510-4590) Spa Filters: Skim/Top Load Filter Waterway Skim Filters Waterway_512_Teleweir_Skim_Filter_Cartridge_ced8ee1d-62a7-49f0-8d1d-89735f891849](http://bathparts.com/cdn/shop/products/Waterway_512_Teleweir_Skim_Filter_Cartridge_ced8ee1d-62a7-49f0-8d1d-89735f891849.jpg?v=1759597195&width=700)
![Waterway 21 3/4" Mega Teleweir Skim Filter Cartridge [75 Sq. Ft.] (510-4570) Spa Filters: Skim/Top Load Filter Waterway Skim Filters Waterway_512_Mega_Teleweir_Skim_Filter_Cartridge](http://bathparts.com/cdn/shop/products/Waterway_512_Mega_Teleweir_Skim_Filter_Cartridge.jpg?v=1759597183&width=700)
![Waterway 20 1/4" Teleweir Skim Filter Cartridge [25 Sq. Ft.] (510-4630) Spa Filters: Skim/Top Load Filter Waterway Skim Filters Waterway_512_Teleweir_Skim_Filter_Cartridge_319ef14f-a0f4-45a7-ad24-89935eab2e7e](http://bathparts.com/cdn/shop/products/Waterway_512_Teleweir_Skim_Filter_Cartridge_319ef14f-a0f4-45a7-ad24-89935eab2e7e.jpg?v=1759597181&width=700)
![Waterway 20 1/4" Teleweir Skim Filter Cartridge [25 Sq. Ft.] (510-4630) Spa Filters: Skim/Top Load Filter Waterway Skim Filters Waterway_512_Teleweir_Skim_Filter_Cartridge_b422ee1e-fcdb-43c2-bee7-e821acd1c0a3](http://bathparts.com/cdn/shop/products/Waterway_512_Teleweir_Skim_Filter_Cartridge_b422ee1e-fcdb-43c2-bee7-e821acd1c0a3.jpg?v=1759597181&width=700)
![Waterway 16" Teleweir Skim Filter Cartridge [35 Sq. Ft.] Grey (510-4627) Spa Filters: Skim/Top Load Filter Waterway Skim Filters Waterway_512_Teleweir_Skim_Filter_Cartridge](http://bathparts.com/cdn/shop/products/Waterway_512_Teleweir_Skim_Filter_Cartridge.jpg?v=1759597063&width=700)
![Waterway 100 Sq. Ft. Dyna-Flo Filter Cartridge [2-3/8" ID / 6-9/16" OD] (817-0019) Pool Parts: Pool Skimmers & Parts coming_soon_37bae2fe-d08a-4db1-8f43-17cfe39d3236](http://bathparts.com/cdn/shop/products/coming_soon_37bae2fe-d08a-4db1-8f43-17cfe39d3236.jpg?v=1759597013&width=700)
![Unicel Spa/Pool Replacement Filter Cartridge [60508] [FC-0314] (PPG50P4) Spa Filters: Replacement Cartridges - Filbur 6" Outside Diameter Cartridge 17-175-1692_xl](http://bathparts.com/cdn/shop/products/17-175-1692_xl.jpg?v=1751159143&width=700)
![Unicel Spa/Pool Replacement Filter Cartridge [60508] [FC-0314] (PPG50P4) Spa Filters: Replacement Cartridges - Filbur 6" Outside Diameter Cartridge 17-175-1692_1-REVERSE__XL](http://bathparts.com/cdn/shop/products/17-175-1692_1-REVERSE__XL.jpg?v=1751159145&width=1600)
![Darlly Spa/Pool Replacement Filter Cartridge [PP-1271] (FC-2392) Spa Filters: Replacement Cartridges - Filbur 4" Outside Diameter Cartridge PP-171_side](http://bathparts.com/cdn/shop/files/PP-171_side.jpg?v=1764787363&width=2000)
![Darlly Spa/Pool Replacement Filter Cartridge [PP-1271] (FC-2392) Spa Filters: Replacement Cartridges - Filbur 4" Outside Diameter Cartridge PP-1271_diameter](http://bathparts.com/cdn/shop/files/PP-1271_diameter.jpg?v=1764787362&width=2000)



![Darlly Spa/Pool Replacement Filter Cartridge 50401 [FC-3637] [C-5637] [PM40] Spa Filters: Replacement Cartridges - Filbur 5" Outside Diameter Cartridge 50401](http://bathparts.com/cdn/shop/files/50401.jpg?v=1762191206&width=1600)
![Filbur Spa/Pool Replacement Filter Cartridge {Hayward] (CX1390REM) Spa Filters: Replacement Cartridges - Filbur 7" Outside Diameter Cartridge CX1390REM](http://bathparts.com/cdn/shop/files/CX1390REM.jpg?v=1762191180&width=1600)


![Unicel Spa/Pool Replacement Filter Cartridge C-9699 [FC-1490] Spa Filters: Replacement Cartridges - Filbur 9" Outside Diameter Cartridge api-v1.1-file-public_files-pim-assets-eb-c0-dd-61-61ddc0ebdd14481e49915197-images-fe-24-1e-62-621e24fe202ea15eae201108-old_p-9699_filter-cartridge-proline-81](http://bathparts.com/cdn/shop/products/api-v1.1-file-public_files-pim-assets-eb-c0-dd-61-61ddc0ebdd14481e49915197-images-fe-24-1e-62-621e24fe202ea15eae201108-old_p-9699_filter-cartridge-proline-81.jpg?v=1762190946&width=2000)
![Unicel Spa/Pool Replacement Filter Cartridge (FC-0460) [7CH-502] Filbur Pleatco Spa Filters: Replacement Cartridges - Filbur 7" Outside Diameter Cartridge 7ch502_45af2f7f-5f9b-4bfd-8ba7-f2889e5a158f](http://bathparts.com/cdn/shop/products/7ch502_45af2f7f-5f9b-4bfd-8ba7-f2889e5a158f.jpg?v=1762187161&width=700)
![Unicel Spa/Pool Replacement Filter Cartridge (FC-0460) [7CH-502] Filbur Pleatco Spa Filters: Replacement Cartridges - Filbur 7" Outside Diameter Cartridge old_p7ch-502_filter-cartridge-proline-81](http://bathparts.com/cdn/shop/products/old_p7ch-502_filter-cartridge-proline-81.jpg?v=1762187162&width=2000)