Sigma Thermal, a privately held company, designs and manufactures fired heaters, waste heat recovery units, electric heaters and packaged systems. Sigma Thermal’s fired heaters include Helical Coil thermal oil heaters, Convective Heaters and Bath Heaters. Application of Sigma Thermal’s heaters and systems include thermal oil heating, process fluid heaters, gas heaters and other applications. Sigma Thermal’s heaters and systems are utilized in the Chemical, Petrochemical, Oil and Gas, Wood and other industries.
- All products
- Thermal fluid systems brochure
- Direct fired heaters brochure
- Process bath heaters brochure
- Waste heat recovery brochure
- SIG 9 Electric Heater
- SIG 10 Automation
- Services and parts brochure
- Aftermarket Service Flyer Sigma Thermal
- Total Customer Service Program
- Product Application Quick Reference Guide
- Selecting a Thermal Fluid Heater Ebook
- Sigma Thermal – 3 Benefits of Proper Maintenance
- Hot oil systems
- Purify Natural Gas
- Sigma Thermal – Regeneration Gas Heating
