DIRECTIONS FOR USE: Ensure all spa and hot tub equipment is working properly. Clean or backwash filter following manufacturer’s directions. Adjust pH to between 7.2-7.6. when using other products as outlined in the directions for this product, always follow directions for those products.
MAINTENANCE DOSES: With pump on, add 1/2 teaspoon of this product per 100 gallons of water (or 5 teaspoons per 1,000 gallons) as an initial treatment. Repeat at 15 to 20 minute intervals until a residual of 3-5 ppm (parts per million) of available chlorine is established as determined by test kit. A test kit must be used regularly to determine the frequency of additional doses of this product needed to maintain the chlorine residual of 3-5 ppm.
SUPERCHLORINATION: Use one teaspoon of this product per 100 gallons of water (or 1/4 cup per 1,000 gallons). Superchlorination may be needed on a nightly basis in a heavily used spa or as infrequently as once a week in a moderately used spa.
reference numbers: 170809D 42614BIO L42614BIO