When used in swimming pool water, very small impurities are stuck together in the fluff.
The fluff sizes are large enough to be retained in the filter bed.
Use only with sand filters.
Before dosing, prepare the solution in a small amount of water and then pour it around the pool.
For every 10 m3 of swimming pool water, dilute 30 g of the product in a small amount of water.
Dosing immediately after 2nd or 3rd filter rinsing.
It is most effective in the range of pH 7.0 - 7.4
It works regardless of temperature and water treatment methods used.
Immediately improves filtration.
Contains: aluminum sulphate