Latest Posts


Retrofitting with Sigma Thermal: Two Case Studies

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Retrofitting equipment can be a frustrating process if not planned and executed properly. Sigma Thermal has worked on a variety of retrofitting projects, including heater coil replacements, heater modifications, custom thermal system solutions and much more. To learn how Sigma Thermal can help you with your equipment, read on. Case Study 1: Replacement and Repair of Thermal […]


Fire Safety and Thermal Fluid Heating Systems

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Fire safety is an ever-present concern for operators of thermal oil heating systems. To understand the scope of the problem, let’s review the salient facts. First and foremost, this is a relatively rare and well-understood threat to users of thermal oil heating systems. Plant owners and operators have been dealing with fire prevention issues for […]


Combustion Control System Upgrades to Meet Air Quality Standards & Save Money

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Stringent air quality standards have been imposed on the installation of new fossil-fuel burning equipment, as well as with measures imposed on industrial manufacturers and facilities to reduce existing emission rates. These trends suggest that there is an obligation on management to intensify efforts to reduce energy-related expenses as well as potentially hazardous emissions from fossil […]


Save Money with Waste Heat Recovery Systems

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Why implement a waste heat recovery system into your application? With natural gas prices currently trending at historical lows there is no question that the potential payback from waste heat recovery projects has fallen considerably.  That being said, solid economic justification still exists for many simple thermal efficiency improvements. Do you have an exhaust stack […]


The Benefits of Sustainable Manufacturing

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Sustainability in manufacturing, as defined by the National Council for Advanced Manufacturing (NACFAM), can be looked at in two ways: meeting the needs of the present without compromising future generations’ ability to meet their own needs; and the creation of products using non-polluting, energy-conserving processes, that are safe for people and the environment. Either way it is […]

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