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Raises total alkalinity in spa/hottub water
100% sodium carbonate
inner filter sold seperately
Simply add these tablets to your spa water with either a tablet floater or brominator
To maintain pools free of visible algae growth: Use 4 to 8 fl oz of this product per 10
BioGuard SilkGuard Complete Sticks (4 lb) 6455-446 Raises total alkalinity in spa/hottubBioGuard SilkGuard Complete Multi Benefit Chlorinating Sticks are a revolutionary product exclusive to BioGuard. These chlorine sticks differ from traditional chlorine. 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
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