16oz Stain and Scale Control Zappit Super Strength Cal-Hypo Pool

Zappit Super Strength Cal-Hypo Pool Shock 100 LB Bucket gives you a quick and effective way to shock your pool and keep it sparkling clean

Use after draining and refilling the spa

draining and acid-washing is recommended

Before using this product

16oz Stain and Scale Control Zappit Super Strength Cal-Hypo PoolLiquid sequestering agent pH <3 Prevents scale formation and cloudy water due to high calcium levels Removes some scale buildup on spa surface Removes relatively fresh metal stains from spa surfaces Regular use of this product prevents scale on pool surfaces, piping, filtration and heating elements. Prevents stain and scale build up caused by excessive metals and minerals. Use after draining and refilling the spa. A weekly dose in areas with hard