Aftermarket Parts and Services

Parts

Extensive inventory of OEM replacement parts available for quick order, shipping and delivery. Sigma parts specialists can assist with part selection and with sourcing hard to find parts.

Inventory is updated continually to account for discontinued or modified components.

Maintenance & Service Plans
On-site technical service and help to troubleshoot complex operating issues. We assist with upgrades and replacements. Prescheduled, preventative maintenance service plans offered too.

Upgrades / Replacements
Providing replacement parts, upgrades for control panels and Boiler MACT compliance.

System Analysis & Energy Audits
Complete system analysis to help reduce wasted energy and bring your system into compliance with industry standards.

Retrofits

Retrofits services available to help optimize your heater or system performance. We can retrofit heating systems to repair damages and modernize equipment.

Let us analyze your system and recommend a custom solution that can offer cost savings over time.

Reference Center

Our Blog

Sigma Thermal Purchases a 100 Kilowatt Solar Installation from Renewvia

MARIETTA, Ga. — In keeping with their company-wide dedication to optimized efficiency and innovative energy savings, Sigma Thermal has installed a 100 kW solar...

Flaretec Merges with Sigma Thermal, Inc. to Expand Middle East Operations

Companies Will Offer Industrial Process Heating Equipment and Services on Global Scale (MARIETTA, GA., May 18, 2018) – Sigma Thermal and Flaretec are excited...