If you buy 3 or more (up to 1000), the price will be $19.99 each.
Drop the spa purifier into your spa filter cartridge and get a dramatic improvement in water quality instantly! Using copper and silver to destroy microorganisms, the Zodiac Nature2® stick purifies the water to consumable standards. Helps to reduce chlorine demand by 80%. This can last up to 4 months if used properly.
Do not use with bromine, sodium bromide, or biguanide chemicals.
Measurements: 1 1/4" W x 6 3/8" H with a total height with the two extension tubes 16".