Diversey Taski Sani Antikalk W3e sanitary descaler 1L is a powerful descaler for sanitary areas. The acidic formula removes stubborn limescale, soap scum and urine scale from tiles, taps, showers and walls. With regular use, the product prevents new deposits and keeps sanitary facilities shiny. Sani Antikalk W3e is ideal for showers, changing rooms and toilet areas where hot water is used frequently.