Systems Help Center

Our comprehensive HVAC Systems Help Center covers a wide range of HVAC-related topics, including air conditioning and heat pumps, geothermal, hot-water heating, thermostats and controls, solar, steam heating, and warm air. We also have a section of informative and entertaining articles to help you sharpen your HVAC business skills. And our Heating Museum is a captivating journey through the evolution of HVAC technologies. 

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Recent Articles

Why Did The Boiler Fail So Quickly?

For a sales transaction to be successful, there has to be certain expectations for both the buyer and the seller. That same type of arrangement holds true when a building...

Published on 08/13/2015 12:05 PM by Ray Wohlfarth
Posted in Steam Heating
Boilers Outside the Box

When I was young, I used to love watching magicians and was amazed how they would pull something out of what appeared to be an empty hat. That seems to be the kind of cli...

Published on 08/13/2015 12:01 PM by Ray Wohlfarth
Posted in Steam Heating
Connecting New Boilers to Old Pipes

Designing a commercial boiler replacement where you were not the original designer or installer might have some hidden dangers that could haunt you for years. The project...

Published on 08/13/2015 11:51 AM by Ray Wohlfarth
Posted in Steam Heating
Why Boilers Are Still Great

The appointment with the specifying engineer did not go well, at all. I proudly showed him the information about the boilers that I represent and he handed the material b...

Published on 08/13/2015 11:48 AM by Ray Wohlfarth
Posted in Steam Heating
Boiler-Venting Considerations

One of the consideration when replacing a boiler is whether to re-use the existing flue and chimney. While most installations work without problems, there are a couple pr...

Published on 08/13/2015 11:38 AM by Ray Wohlfarth
Posted in Steam Heating
The Human Thermostat

My children attended a local elementary school that was affiliated with the church we also attend. My company does the heating service for the church and school. For year...

Published on 08/13/2015 11:33 AM by Ray Wohlfarth
Posted in Steam Heating
Boiler-Startup Dangers

"So, how many of these have you started over the years? " the contractor inquired. He was asking about the boilers we sold him for this project.

Published on 08/13/2015 11:29 AM by Ray Wohlfarth
Posted in Steam Heating
Boiler-Safety Lessons in a School

The solitude of this peaceful West Virginia town was interrupted on a frigid Monday night in February when the smoke and fire alarms shrieked at 11:30 pm inside the fire ...

Published on 08/13/2015 11:27 AM by Ray Wohlfarth
Posted in Steam Heating