Compact Designed Air Pre Heater is basically a heat transferring equipment to heat air prior to entering in the furnace with a primary object, to increase thermal efficiency of hot flue gases are passed through the tubes and air outside the tubes. The Designed Air Pre Heater also controls the temperature of flue gas leaving the stack to meet emissions regulation / pollution control. The Designed Air Pre Heater is offered in a compact design and can be easily installed. Compact Designed Air Pre Heater ensures optimum functionality and needs less maintenance.