SpaGuard Stain & Scale - 1.25lb.

SpaGuard Rapid-Dissolve Stain & Scale Tabs (1.25lb) are tablets designed to prevent and remove stains from iron, copper, and manganese, as well as scaling caused by calcium in spa and hot tub water. These tablets are easy to use—just add 1 tablet per 300 gallons of water weekly to help keep your spa surfaces and equipment in top condition. One bottle treats average-sized spas for up to 12 weeks.