4 x Calgon 4 in 1 Powerball Tabs Water Softener 45 Tablets Limescale Protection
1 DOSE = 1 TAB. Calgon is safe to use on all fabrics. Simply add one Calgon 4in1 tablet to each wash into the detergent section of your washing machine with your laundry in addition to your usual laundry detergent for.