Profile: Dev-Dhan Enterprises is a supplier & service provider of fuel fired thermic fluid heater, electric hot water generator and hot air generator. Our hot air generator is fully automatic. It caters to hot air requirements of any drier. We also offer biomass briquette (white coal) which is a substitute to charcoal. Biomass based briquette is a non-conventional source of energy and is eco-friendly in nature. Our biomass based briquette is manufactured using binderless technique; thus it is 100 percent natural and free from any kind of chemical. White coal provided by us is renewable in nature and is non polluting.