Immersion heaters for vertical use in alkali are available from hot watt industries for use in alkalis. The immersion heaters for vertical use have chrome nickel sheathed heated elements brazed to ci junction box for mounting on the side of the vessel it is easy to remove and clean. Used for heating alkaline cleaning solution detergents and other alkaline solutions normally corrosive to mild steel [up to 90 c]. These are also available in titanium tube. It has four models. Which are manufactured using the finest raw material and raw material and the finished products are subject to strict quality control test at various stages.