Since 1968, family owned Dunn Heat Exchangers, Inc. has specialized in the cleaning, repair, design, fabrication and testing of shell and tube heat exchangers and unfired pressure vessels.
Primarily serving the greater Gulf Coast region, our work with some of the largest refining and petrochemical companies in the world has made us the largest heat exchanger cleaning and repair facility in the country.
At Dunn, reliability in safety, quality and product value is the "main thing". It's what sets us apart.