Spa Frog Mineral Cartridge controls bacteria and keeps pH levels neutral, which reduces your chlorine or bromine use up to 50% and makes spa water feel silky soft and look crystal clear. Mineral cartridges are easily adjusted to meet the sanitizing needs of virtually any size spa. Replace the mineral cartridge every four months when you drain and refill your spa.
This product hasn't received any reviews yet. Be the first to review this product!