1L of SCALEit. A concentrated, acidic liquid, SCALEit can be used both neat for toilet descaling and diluted for general washroom cleaning. The thick, red liquid contains safe sulphamic and citric acids to clean, kill germs and remove limescale and organic deposits in one operation. Use SCALEit to clean and disinfect toilets, urinals, sinks, baths, showers, tiles and washroom floors. SCALEit is safe for use on porcelain, stainless steel, chrome, ceramic and tiled surfaces.