3.5# SilkGuard Chlorine Tabs Adjust calcium hardness to less

Adjust calcium hardness to less than 400 ppm

® is compatible with all pool chemicals

Some temporary clouding may occur

Use Brominating Tablets in a brominator or in a floating dispenser

Pre-dissolve or apply directly to area of algae growth

3.5# SilkGuard Chlorine Tabs Adjust calcium hardness to lessBioGuard SilkGuard Complete Multi Benefit Chlorinating Tabs are a revolutionary product exclusive to BioGuard. These chlorine tabs differ from traditional chlorine because the SilkGuard Technology actually softens the water by attaching to hard water components and metal surfaces, which protects your pool surface and equipment from scale, corrosion and staining, all while killing bacteria. SunShield Technology offers protection from the sunlight while