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Spa Filter Cartridges

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 23 products

819OUTR Spa Filter Cartridge

Guardian Filtration

Replaces: Sundance Spas 800 Series Microclean Ultra Outer Cartridge

Sale!

~~$79.99~~ $57.00

814-174 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel C-8380, Filbur FC-2810, Pleatco PSD85-2002

Sale!

~~$69.99~~ $37.00

6H9-114 Spa Filter Cartridge

Guardian Filtration

Sale!

~~$49.99~~ $37.00

710-215 Spa Filter Cartridge

Guardian Filtration

Replaces: Pleatco PDO75-2000

Sale!

~~$69.99~~ $33.99

810-235 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel C-8465, Filbur FC-3960, Pleatco PWK65

Sale!

~~$59.99~~ $32.00

8H5-200-M Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel: 8CH-950RA, Filbur: FC-0536, Pleatco: PBF35-M

Sale!

~~$49.00~~ $31.99

5H9-197-M Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 5CH-502RA Filbur FC-0196M Pleatco PPM50SC-F2M-M

Sale!

~~$45.00~~ $29.00

6H9-225-M Spa Filter Cartridge

Guardian Filtration

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

Sale!

~~$35.00~~ $27.00

4H8-210 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 4CH-935 Pleatco PWW35L

Sale!

~~$34.99~~ $25.00

5H9-200 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 5CH-45 Filbur FC-2401 Pleatco PFF50P4

Sale!

~~$34.99~~ $25.00

5H9-199 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 5CH-502 Filbur FC-0196 Pleatco PPM35SC-F2M

Sale!

~~$44.99~~ $25.00

6H9-223 Spa Filter Cartridge

Guardian Filtration

Sale!

~~$35.00~~ $24.00

5H9-156 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 5CH-352 Filbur FC-0196 Pleatco PPM35SC-F2M

Sale!

~~$34.99~~ $23.00

406-158-02 Pool Filter Cartridge

Guardian Filtration

Replaces: Unicel C-4405, Filbur FC-2387, Pleatco PRB25SF-JH-PAIR

Sale!

~~$35.00~~ From $23.00

404-158M Spa Filter Cartridge Pair

Guardian Filtration

Replaces: Unicel: C-4401RA, Pleatco: PRB17.5SF-JH-M-PAIR, Filbur: FC-2386M

Sale!

~~$39.99~~ $22.00

6H8-225 Spa Filter Cartridge

Guardian Filtration

Replaces: Unicel 6CH-940 Filbur FC-0359 Pleatco PWW50P3

Sale!

~~$35.00~~ From $22.00