Pristine Clean – 32 oz by PristineBlue

PristineClean is a scale and metal inhibitor. It prevents metal and mineral particles that enter your water from bonding to walls and other surfaces.

For pools: add 2 ounces per 10,000 gallons
For spas: add 1 milliliter per 100 gallons, in swim spas add 10 milliliters per 1,000 gallons