Hot Oil Systems
Expansion and Drain Structure
The provisions made for thermal expansion and draining of thermal oil is a key factor to consider for the successful installation of a thermal oil heating system.
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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.Learn More
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.Learn More
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...READ MORE
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...READ MORE