Netafilter Sand Filter Liquid Descaler CTX-57

Liquid descaler for internal filters. >Liquid product with acid characteristics by means of which the incrustations produced by the salts of the water and the dirt deposited inside the sand filters are eliminated.
Ideal for: Pools with stainless steel filters, whose filtering load is flint or sand.
Liquid product that does not give off fumes that bother the user.
Suitable for cleaning filters made of stainless steel or polyester.
Does not generate foam.
When dissolving lime scale, effervescence is produced.
Easy application and quick rinsing with running water.
With the stainless steel filter stopped and uncovered, purge all the water from the bottom of the filter through the bottom valve.
Close the drain valve and through the mouth of the filter introduce 2 Lts. of water followed by 2 Lts. of NETAFILTER product for each 10 Kg. of sand or flint approximately.
The level of the added solution must cover the level of sand, exceeding this one between 20 and 30 cm. above.
When the effervescence (bubbles) ceases, after a prudential time (from 4 to 8 hours approximately), close the filter cover, and placing the key in the cleaning position, pass water through it to rinse it.