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

Gold's "Mattress" Radiator

Gold's Mattress Radiator was invented in 1854. It is in its final days here in this 1898 Heating and Ventilating magazine ad.

Published on 06/12/2014 10:55 AM
Posted in Heating Museum
Heating for Delicate Women

This advertisement appeared in McClure's in the early days of the 20th Century when central heating was still new. Check out the prices.

Published on 06/12/2014 10:53 AM
Posted in Heating Museum
June Comfort from Capitol Boilers

Here is a vintage advertisement from Capitol Boilers and United States Radiators that appeared in National Geographic. Thanks to Scott Massart for sharing this with us. 

Published on 06/12/2014 10:49 AM
Posted in Heating Museum