BioGuard SilkGuard Tabs 3" Chlorinating Tablets - 7.5 lb
BioGuard Silk Tabs are a revolutionary new product exclusive to BioGuard and the first sanitizer made with SilkGuard Technology. These products differ from traditional chlorine because their special additives actually soften the water by attaching to hard water components and metal surfaces, which protects your pool equipment from scale, corrosion and staining, all while killing bacteria. These slow dissolving sanitizers contain SunShield Technology so that chlorine is protected from sunlight for long-lasting sanitation of pool water. Routine Maintenance: 16 oz per 10,000 gallons of water per week, or as needed. Start Up: 16 oz per 10,000 gallons of water. Directions Before you begin: Ensure all pool equipment is working properly. Adjust stabilizer levels to 40-50 ppm with stabilizer. Test your waters pH, alkalinity, and calcium hardness and adjust to the correct level. Adjust pH to 7.2-7.6, adjust alkalinity to 80-125ppm for plaster pools and 125-150 ppm for vinyl or fiberglass pools, adjust calcium hardness to 200-275 ppm for plaster pools and 175-225 for vinyl or fiberglass pools. Be sure to follow label directions when using other products as outline in directions for this product Check the free available chlorine level and adjust to 1-3 ppm by adding a granular chlorinating product.