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Industrial Process Heating Systems

For all your direct and indirect heating needs.

Featured Products & Services

  • Pre-Engineered Thermal Fluid Systems (Gas Fired & Electric)
    Pre-Engineered Thermal Fluid Systems (Gas Fired & Electric)

    Pre-Engineered Thermal Fluid Systems (Gas Fired & Electric)

    Our pre-engineered heaters facilitate quick fulfillment, easy installation, and efficient operation. Available options include the SHOTS electric and HC2 gas fired heaters.

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  • Support Services
    Support Services

    Support Services

    Sigma Thermal wants to help you ensure the safety and reliability of your operations. Our team can help you find solutions to your maintenance, safety, and regulatory requirements.

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  • Direct Fired Heaters
    Direct Fired Heaters

    Direct Fired Heaters

    Direct Fired Heaters are available in both convection and radiant convective heater styles. Both styles can be configured in various ways (depending on client requirements). Due to flexibility, nearly any style of the heater can be utilized to achieve a single or multi-style configuration.

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  • Process Bath Heaters
    Process Bath Heaters

    Process Bath Heaters

    Process Bath Heaters can heat various mediums safely. These heaters indirectly heat liquids and gases as the medium passes through process coils that are submerged into a bath solution for heating.

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  • Aftermarket Services
    Aftermarket Services

    Aftermarket Services

    Sigma Thermal offers a wide range of support services to aid all of your needs. Our team is here to help you find solutions to your operation, maintenance, safety, and regulatory requirements.

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Our Company

Inside Sigma Thermal

Watch our corporate video. Get an inside look at our manufacturing facility and meet the team behind our products and services. Whether you need new equipment, service, technical support, training, parts, or retrofits, Sigma Thermal has you covered.

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The Sigma Thermal Advantage

Our Customer Service

Meeting Your Expectations

At Sigma Thermal, the customer is at the center of everything that we do. Our team is constantly motivated by the sense of accomplishment we get from exceeding customer expectations and providing superior customer service.

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Resources Center

Our Blog

Understanding Thermal Fluids & Thermal Fluid Systems

Thermal Fluid Management • Advantages of Thermal Oil Heating Systems Types of Thermal Fluid Heaters • Work With Sigma Thermal The demand for process...

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Effects of Inconsistent or Improper Fuel

Biomass is a plant-based product used as fuel to generate heat and electricity. It is an eco-friendly alternative to traditional forms of energy, such...

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