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Customer Support Services

How Can We Help?

NOTE: We offer full service and support for GTS Energy & Flaretec equipment too. These brands are a part of the Sigma Thermal family
Technical Support

Technical Support

 System Analysis

System Analysis

 Replacement Parts

Replacement Parts

 Inspection / Audit

Inspection / Audit

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Schedule Maintenance

 Upgrades / Retrofits

Upgrades / Retrofits
Support Services
Sigma Thermal offers a wide range of aftermarket support services for your process heating needs. Our team is available to help you find solutions to your operation, maintenance, safety, and regulatory requirements. We value your business and want to help you succeed.

Need Assistance?

Submit this form for a quick response.

If you have an issue that you believe to be warranty related, Please click here.

Proven Excellence

Sigma Thermal offers a wide range of aftermarket support services for your fired heater to ensure your plant operates at its maximum potential. Our team is available to help you find solutions to your operation, maintenance, safety, and regulatory requirements.
"....it has been a pleasure to work with the Sigma thermal group. You have been responsive to our needs and solving problem. "- Chairman, North American OSB Plant

Need Assistance?

You can fill out the customer service contact form on this page or call us at one of our regional office locations. If you have an issue that you believe to be warranty related, please click here.

Thank you for being a valued customer!

Our Company
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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Inside Sigma Thermal
Our Customer Service
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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Meeting Your Expectations

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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Industrial Process Heating Methods

Process heating systems deliver heat to liquid, gas, and solid materials in various industrial settings. Depending on the application, multiple types of heating methods...

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