Spa filter sticks – Pack of 3 mineral ion cartridges, grey, compatible with all models

The mineral ion cartridge provides you with clean, crystal-clear spa water without high levels of harsh chemicals.

The active ingredient is zinc. (Inert ingredients include vitamin C, calcium sulfate, zeolite, attapulgite-type clay, zinc oxide, and magnesium oxide.)

A difference you can see, feel, and smell: the mineral spa cartridge improves water quality.

Easy to install and low-maintenance, compatible with most spa maintenance products.

The mineral filter stick is a simple option for you; enjoy your relaxing spa experience with peace of mind.

Controlled release technology of mineral ions, automatically dissolving trace mineral elements in the water.

Mineral Stick Works with the existing filtration system, designed to fit most spa and hot tub filters, available for 24-hour flow.