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Aftermarket Services


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Parts

OEM Replacement Parts
An extensive inventory of parts from a variety of manufacturers are available for quick order, shipping and delivery. Sigma parts specialists can assist with part selection and locating hard-to-source parts for your heating system.

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

 


Services

Maintenance & Service Plans
On-site technical service and help to troubleshoot complex operating issues.  We assist with upgrades and replacements of control panels and can aid with Boiler MACT compliance.

Prescheduled, preventative maintenance plans are also offered to ensure maximum system operation.

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

 


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Retrofits

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

 

Reference Center

Our Blog

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