Jack's Magic The Vinyl Liner Blue Stuff is an easy, effective way to keep your vinyl-lined pool free of nasty metal staining and scale buildup. Its unique formula is designed specifically to work safely with vinyl liners, even those equipped with heaters, finally giving vinyl pool owners a full strength chemical to combat stain and scale buildup. Best of all, Vinyl Liner Blue Stuff is made by Jack's Magic, and industry innovator in pool chemicals, allowing you to buy with confidence.
32 fl oz per 10,000 gallons of water.
6-8 fl oz per 10,000 gallons of water per week.
Initial Start Up:
1 quart (32 oz.) per 10,000 gallons of pool water. In problem areas, 2 quarts are recommended.
Maintenance levels are 10-12 ppm. To achieve this level, simply add 6-8 ounces per 10,000 gallons of pool water weekly. This product should be added directly to the pool with the water circulating (pump on).
In certain instances this product can be used to reduce the severity of a stain over time. In order to determine the appropriate method of removing existing stains, use Jack's Magic Stain ID Kit.
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