Pentair 25021-0223S Small Inner Cartridge Replacement Sta-Rite System Filter

If your old inner cartridge filter for your Sta-Rite filter is ready to meet the trashcan, be sure to replace it with the Pentair 25021-0223S Small Inner Cartridge Replacement Filter.This is a genuine replacement inner cartridge for various Sta-Rite filters. This inner cartridge filter will fit? Sta-Rite System 3 SM-Series pool and spa cartridge filter model S7M400.Choose the inner cartridge that will last longer and filter more. Choose the Pentair 25021-0223S Small Inner Cartridge Replacement Filter.