Dolphin Filter and Cartridge Holder 9980733 sodium chloride This shock contains no stabilizer

This shock contains no stabilizer and does not require pre-dissolving

targeted stain remover designed for pool and spa surfaces

Spectra Light Premier - 99996339

Restore optimal performance—order this replacement flow switch today and maintain consistent

and skimming the waterline to prevent missed spots

Dolphin Filter and Cartridge Holder 9980733 sodium chloride This shock contains no stabilizerThis is a Maytronics Filter and Cartridge Holder for various Dolphin cleaners. This cartridge holder fits the following Dolphin models: Supreme, M4, M5, Liberty, Wave 65, Wave 90, Bio PVC, C3, C4, M400, Triton Plus, Dynamic Oasis, Z5 and Dynamic C3. Typically two are needed per cleaner, but this item is sold per each.