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Calcium increaser will raise the calcium hardness in swimming pool water
Diameter: 5-3/8"
Start by pressing your finger over the air hole at the top of the vacuum when it is out of the water
It is important to maintain a total alkalinity range of 80-120 parts per million (ppm) and pH range of 7
Spa Marvel Cleanser is a fast-acting proprietary hot tub plumbing cleaner that penetrates deep inside of your spa’s plumbing and equipment
HTH-EXTRA Chlorine Pool Shock -15kg PAIL Chlorine Calcium increaser will raise theHTH EXTRA HTH Extra can be used once a week to maintain sparkling blue, crystal clear water. Also used for destruction of green and black algae. FAST ACTING AND POWERFUL! 15% Stronger than regular HTH Shock! Contains 75% available chlorine. Fast dissolving, EXTRA FINE, formula is made from a patented process. Ideal for weekly shock treatments and killing algae. Calcium Hypochlorite Always test and ensure pH is between 7. 2 and 7. 6 before shocking
