The "THERMOTECH" AIR SYSTEM essentially comprises of a fully automatic multi pass counter current. Hot Air Generators that consists of stainless steel shell type integral combustion chamber and is accommodated in multi M.S. Shell. The cold air is inserted by a suitable capacity blower fan in first pass, absorbs heat from fuel gas passage and accordingly both hot fuel gas and cold air travel in opposite direction in passage,

which ultimately transfers the 90% heat to cold air and delivers hot air from hot air outlet. The system functions fully automatic on temperature sensing element, fixed on hot air output, which starts or shuts off the burner at pre set temperature. The system is package type, fixed on a common base frame and available in different range from 1 lac kcal/hr. to 10 lacs kcal/hr.