Profile: National Combustion Co., Inc. designs boilers & hot water heaters for commercial and industrial heating applications. Our products include fire coil, tankless water heater, oil tank type water heater and stainless steel hot water heater. Our fire coil features include copper heat exchanger with preferred external casketing, two stage firing and draft diverter. We serve coin operated laundries, dry cleaning, concrete batch plants & block producers, building heating, restaurants, car washers, breweries and green houses. Our brands include Natco™, Fine Coil™, Super 'E'™, Walnat™ and Retriever™.