The Unicel C-8418 R replaces the following pool and spa filter cartridges:
The Unicel C-8418 Comp. Jandy Pool Filter Cartridge is intended to purify your swimming pool and spa's water. Measuring 8 15/16" x 33 1/8" with 4" Open top and bottom holes, this pool filter cartridge features 200 square feet of media area. This compatible Unicel pool filter is also known as the Filbur FC-0823.