Monarch Mineral Spa Sanitizer keeps spa water clean and crystal clear. The minerals inhibit the growth of bacteria for brilliantly clear, odor-free spa water.

Monarch Mineral Spa Sanitizer fits almost any spa or hot tub.

Features:

• Keeps spa water clean and crystal clear
• Inhibits the growth of bacteria
• Reduces the amount of bromine or chlorine needed in your spa
• Easily installs inside the spa’s cartridge filter
• For use with spas and hot tubs up to 500 gallons
• Can be used in most spas
• Includes two Mineral Stick extenders
• Each mineral cartridges lasts four full months