SpaGuard Stain and Scale Control 1 Quart frog mineral cartridges confirm that spa equipment is

confirm that spa equipment is operating properly

It also helps protect equipment from calcium phosphate scale buildup

Proper calcium hardness helps protect pool equipment

no loose chemicals

or pH balancer

SpaGuard Stain and Scale Control 1 Quart frog mineral cartridges confirm that spa equipment isSpaGuard Stain & Scale Control for Spas & Hot Tubs 1 Quart Protect Your Spa from Scale, Stains, and Mineral Buildup SpaGuard Stain & Scale Control is a concentrated liquid formula designed to help protect spas and hot tubs from scale formation, cloudy water caused by high calcium levels, and stains caused by metals such as iron, copper, and manganese. In warm spa water, minerals and metals can quickly create buildup on surfaces, heaters, plumbing,