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Echo Series

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 - 6 of 6 products

413-212 Spa Filter Cartridge

Guardian Filtration

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

Sale!

~~$29.99~~ $19.00

413-212-M Spa Filter Cartridge

Guardian Filtration

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

Sale!

~~$34.00~~ $21.00

510-100 Pool Filter Cartridge

Guardian Filtration

Replaces: Unicel C-5601 Filbur FC-1330 Pleatco PJW23

Sale!

~~$40.00~~ $18.00

510-110-M Pool Filter Cartridge

Guardian Filtration

Replaces: Unicel C-5601RA Filbur FC-1330M Pleatco PJW23-M

Sale!

~~$32.99~~ $19.00

6H9-223 Spa Filter Cartridge

Guardian Filtration

Sale!

~~$35.00~~ $24.00

6H9-223-M Spa Filter Cartridge

Guardian Filtration

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

Sale!

~~$35.00~~ $27.00