Since 1968, family owned and operated Dunn Heat Exchangers, Inc. has specialized in the cleaning, repair, design, fabrication and testing of shell and tube heat exchangers and related process equipment. Our work with some of the largest refining and petrochemical companies in the world has made us the largest cleaning and repair facility in the United States. Dunn Heat Exchangers is capable of servicing equipment anywhere in the contiguous United States, and we are conveniently located near major sea ports and rail spurs for equipment transport beyond. At Dunn Heat Exchangers, our emphasis on quick equipment turn-around without compromising quality, safety or environmental compliance is what sets us apart. Contact us today to arrange a plant tour.