Chemical used to dissolve calcer layer formed in filter which prevents filtration in especially hard water. 1.1 diluted product is put into filter and waited for 12-24 hours. Discharge with reverse washing.
Chemical used to dissolve calcer layer formed in filter which prevents filtration in especially hard water. 1.1 diluted product is put into filter and waited for 12-24 hours. Discharge with reverse washing.
Chemical used to dissolve calcer layer formed in filter which prevents filtration in especially hard water. 1.1 diluted product is put into filter and waited for 12-24 hours. Discharge with reverse washing.