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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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Archive for August, 2022

counter person
What Makes for a Good Counter Person?

I asked the many contractors who post regularly on The Wall at to tell me what they like (and don’t like) about the counter people at their suppliers. Her...

Published on 08/04/2022 11:36 AM by Dan Holohan
Posted in The HVAC Business
It's Just What I Do

Some years ago, a wholesaler hired me to do a seminar in a New England hotel for about 100 of his contractor customers. After the seminar, the owner of the company invite...

Published on 08/03/2022 1:09 PM by Dan Holohan
Posted in The HVAC Business