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Engineered Air and Gas Circulation Heaters for High-Performance Industrial Applications

Air circulation heaters and gas circulation heaters play a critical role in heating non-liquid process media across a wide range of industrial operations. At Heat Exchange and Transfer, Inc. (HEAT), we specialize in designing and manufacturing high-efficiency systems that deliver precise temperature control, rapid heat-up times, and reliable performance. From curing ovens to air preheating for combustion systems, our circulation heaters are built to meet the exacting demands of air and gas processing applications.

Proven Expertise in Custom Air and Gas Heating Solutions

At HEAT, we bring over 50 years of experience in crafting thermal systems tailored to your needs. Our process air heaters and inline gas heaters are engineered to handle a wide variety of industrial gases and airflow conditions. 

Designed, assembled, and tested in the USA, our systems meet the performance, safety, and durability expectations of engineers, system integrators, and plant managers across industries. Whether you need a standard solution or a custom-engineered system, we have the tools, team, and technical know-how to deliver results.

Advanced Features and Technical Capabilities

Our air circulation heaters and gas circulation heaters are engineered for efficiency, safety, and seamless integration into your operation. Key features include:

  • Durable Construction: Fabricated from high-grade steel or stainless steel, suited for high-temperature gas and air flows.
  • Temperature Range: Configurable to achieve outlet temperatures up to 1200°F, depending on gas composition and flow rate.
  • High Efficiency: Optimized heater design ensures minimal energy loss and rapid thermal response.
  • Safety Features: Built with over-temperature protection, airflow sensors, and high-limit cutouts to ensure safe operation.
  • Control Options: Customizable control panels with PID temperature control, PLC integration, and remote monitoring capability.

Technical specifications can be customized to accommodate specific voltage, power density, pressure drop, and mounting requirements—making our heaters ideal for integration into new or existing systems.

Industry Applications of Air and Gas Circulation Heaters

HEAT’s air and gas heaters are trusted in high-demand environments, including:

  • Oil & Gas: Heating combustion air and process gases in refineries, pipelines, and petrochemical plants.
  • Power Generation: Air preheating in turbines, boilers, and other energy systems to boost efficiency and reduce emissions.
  • Manufacturing: Industrial drying, curing, and material preheating for metal, rubber, and plastics processing.
  • Chemical Processing: Ensuring controlled thermal conditions for gas-phase reactions and air-drying processes.

From standard duct heaters to fully customized skid-mounted solutions, our systems can be tailored for precise heat delivery, airflow compatibility, and robust performance.

Flexible Design and Custom-Built Solutions

Our engineering team works closely with OEMs, engineers, and purchasing professionals to develop heaters that integrate seamlessly into complex systems. Whether you're sourcing a compact inline gas heater or a fully engineered custom air circulation heater, HEAT delivers flexibility and precision:

  • Multiple sheath materials to match gas composition
  • Custom wattages and power inputs
  • Flanged, threaded, or welded connections
  • Explosion-proof and corrosion-resistant designs available
  • Optional insulation, enclosures, and control packages

We help you select or design the ideal system based on thermal requirements, airflow characteristics, and operational parameters.

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Built to Last: Compliance and Quality You Can Trust

Every heater that leaves our facility is subjected to rigorous performance and safety testing. We adhere to the most demanding industry standards, including:

  • UL Component Recognized and CRN Compliance
  • ASME and CRN Code Fabrication
  • Factory Acceptance Testing (FAT)

This ensures that your system performs not only on day one—but reliably over years of service with minimal maintenance.


UL Recognized Industrial Flanged Heaters

HEAT is now one of only a few manufacturers in North America with the ability to self-label our flanged heaters as UL Recognized components.

Our brand promise of delivering our customers Safe, Reliable Performance drove us to seek out this third party certification - we are dedicated to providing you with a heat transfer system that you can trust to run reliably for years to come

Ready to Heat Your Process with Confidence?

If your operation depends on precise heating of air or gas, let Heat Exchange and Transfer, Inc. deliver the custom solution you need. Our heaters are engineered to meet your specifications and exceed your expectations—every time.

Request a quote to get started today

Heat Systems: Safe by Design

Learn more about our Standard Design Practices for Custom-Engineered Air & Gas Heaters!
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Our expert sales engineers can help you find the right custom temperature control equipment for your application.

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