Initial Dose:
Add one quart (32 oz.) per 15,000 gallons of pool water.
Maintenance Dose:
Add 6 to 8 oz. per 15,000 gallons of pool water on a weekly basis to help prevent staining and scaling in a properly balanced pool. Please have your water tested by a pool professional on a regular basis. A Jack's Magic Professional Test Kit is highly recommended for accurate testing results.
Stain Removal:
In certain instances The Magenta Stuff can be used to reduce the severity of a stain over time. In order to determine the appropriate method of removing an existing stain, use a Jack's Magic Stain ID Kit.