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Quality heaters since 1957

Fired Process Heaters

Exotherm Corporation is a leading fired process heater manufacturer and is a leader in designing and manufacturing custom-built fired heaters. We build the Uniflux brand of a convection heater. Exotherm has the ability to design a safe, dependable fired process heater for nearly any application. Applications in which Exotherm excels include thermally-sensitive fluids, such as thermal fluids, vegetable oils, some crude oil applications, and regeneration gas heaters. At Exotherm, we provide fired process heaters to a wide range of industries including, petrochemical, oil & gas, power & utilities, food processing, and manufacturing industries.

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We also offer custom heaters designed to meet temperature rise requirements and thermal efficiency.

Fired Process Heaters Applications & Capabilities


These applications, along with many others utilize 1 of the many heaters available at Exotherm:

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Some typical capabilities Exotherm fired process heaters are:

  • 0.1 - 70 MMBtu/hr
  • Efficiencies to 95%
  • Process temperatures to 1700°F
  • Process Pressures to 3000 psi
  • Carbon Steel, Low & High Alloy Metallurgies available
  • Gas, Oil, or Dual-Fired Designs
  • Cabin or Circular Designs
  • Turndown ratios up to 40:1

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Exotherm builds superior heaters to suit unique applications. Fill out the form below with as much information as possible and we will get back to you quickly. Fields marked with * are required.