A deposit of 1/16 of an inch can result in an efficiency loss of up to 20%. Heavier deposits can lead to tube overheating and failure. Corrosion can cause a tube failure that can bring your boiler down when you need it the most.  Brasco offers a complete line of boiler water treating compounds designed to help control; oxygen corrosion, scale and sludge deposits, condensate corrosion, and more.