From one-off prototypes to large production runs, Orrville’s H.E.A.T. (Heat Exchange Applied Technology, Inc.) custom-manufactures fin tube and complete heat exchanger equipment for industrial and institutional customers worldwide. With more than 30 years of design and manufacturing experience, the company is also known for VOSS replacement heat exchangers and for restoring aging units through repair and retubing. Its in-house fabrication is performed in an ASME-certified shop with “S,” “U,” and “R” stamps.
ASME
ASME Section I for Power Boilers
ASME “S” Stamp
ASME “U” Stamp
ASME “R” Stamp
API 661
TEMA
Military Specifications
National Board Registration
Registration