Solar Air Heater:
Solar air heater is a device to produce hot air for any industrial applications by using freely available sun, without using any conventional fuels like electricity, diesel, LPG, firewood, coal, etc. It could be coupled with an existing conventional drying system to save fuel consumption.
ADVANTAGES:
* SAH could be installed above the roof
* Easily adoptable with an existing driers
*Considerable fuel savings
*Faster payback period
* Longer life
*Full of noncorrosive materials
* Hot air temperature could be controlled
*Less maintenance
*Simple operation, could be run by a layman
*MNRE, Govt. of India providing subsidy
*Customer could avail 80% depreciations first year itself