The Pisces Slim Filter Cartridge is designed for use with the Slim Hanging Filters and inserts easily into the cartridge compartment. Easily clean and renew your filtration. Contains 1 Filter Cartridge.
Fits SH100, SH200 & SH300 Slim Hanging Filters.
If the filter contains more than one cartridge, it can be advantageous to only change one filter at a time to maintain beneficial bacteria levels.