Marketing InformationThis product help remove scale build-up on the cell and helps prevent build-up with regular use. It will also help balance the water pH and reduce hard water problems. Salt Protect will not add phosphates but actually lower levels that lead to many water problems. The salt cell life will be prolonged by the proper use of Salt Protect. The product will remove organic stains and prevent these same stains from returning in the future. It is compatible with all sanitizers, acid and many common pool chemicals. It's a stable product and is very effective. You will find that Salt Protect is also a helpful tool for spring start-up and the winterizing process.