Santeen toilet bowl cleaner is a unique formulation of hydrochloric acid that will remove rust, lime and scale buildup on toilets, humidifiers, water coils, refrigeration units, air conditioners, boilers, lines and valves. Can be used to clean iron, copper, brass, or dissolving concrete. Santeen Toilet Bowl Cleaner is so concentrated it can be used 1 part to 15 parts of water depending on the strength needed.
