Founded in 1928 as the Dunkirk Radiator Corporation in Dunkirk, New York, Dunkirk manufactures boilers for residential and light commercial heating. The company continues to build gas and oil boilers at its Dunkirk facility and now operates as a brand of ECR International under Granby Industries. Its history includes an early focus on cast-iron boilers and radiators, while today its heating line also includes ENERGY STAR-certified models.
ENERGY STAR Certified
certification