DA SpaCare SunWac 12 tablets are used to ensure water hygiene outdoors and indoors spas, whirlpools and children's pools with a water content of 1000-3000 liters of water. Instructions for use: Before bathing: Add 2 pcs. SunWac 12 tablets per. 1000 l bath water, is best added in the skimmer with the water circulation running. The water massage (Jets) is switched on at the lowest speed. There can bathe immediately after dissolving the tablets (approx. 5 minutes). After bathing: Add 1 pc. SunWac 12 tablets per. 1000 l bath water, to disinfect after the bathing water. After approx. 20 minutes can be bathed again, without the addition of tablets. NOTE! It is very important for water hygiene that the rule "After bathing" is followed. If first bathe again the day after or later, start as “Before bathing”. Controls and regulates regularly chlorine, pH and alkalinity to the values: Chlorine 1.0-3.0 mg / l; pH 7.0-7.4; Alkalinity 80-120 mg / l. If the spa is used a lot, the water should be changed regularly and the tub cleaned at the same time. In spas in hotels and in rental houses, the hidden pipe system is cleaned every 4-8. week with SpaCare Biofi lm Cleaner. In private baths, the hidden pipe system is cleaned 3-4 times a year. IMPORTANT: Remember good personal hygiene before bathing. A person who is not washed off pollutes water 200 times more than a washed person. Used before: See date on the packaging. Empty packaging and residues must be handed in to the municipal waste scheme for special waste and hazardous waste. After cleaning with water, the packaging can be disposed of with the household waste.