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. 

Find help by category

Recent Articles

The Metal Worker (1891)

The Metal Worker, published in 1891, contains essays on house heating by steam, hot water, and hot air, with introduction and tabular comparisons. To access this book onl...

Published on 06/11/2014 6:12 PM by Compiled by A.O. Kittredge
Posted in Heating Museum
The Ventilation Handbook (1916)

The Ventilation Handbook was written by Charles L. Hubbard and published in 1916. It outlines "the principles and practice of ventilation as applied to furnace heating; d...

Published on 06/11/2014 6:07 PM by Charles Lincoln Hubbard
Posted in Heating Museum
The Ventilation of Dwelling Houses (1881)

This book on ventilation and heat was written by Frederick Edwards, Jr. and published in 1881. It contains information about the ventilation of dwelling houses and the ut...

Published on 06/11/2014 6:04 PM by Frederick Edwards
Posted in Heating Museum
Ventilation and Heating (1893)

Ventilation and Heating was written by John S. Billings and published in 1893. To access this book online, click here.

Published on 06/11/2014 5:59 PM by John Shaw Billings
Posted in Heating Museum
Ventilation in American Dwellings (1858)

Ventilation in American Dwellings was written by D.B. Reid and published in 1858. It contains a series of diagrams, presenting examples in different classes of habitation...

Published on 06/11/2014 5:56 PM by David Boswell Reid
Posted in Heating Museum
Warming Buildings By Hot Water (1917)

Warming Buildings By Hot Water is "a practical treatise upon warming industrial and residential buildings, places of worship and horticultural glasshouses, heating drying...

Published on 06/11/2014 5:52 PM by Frederick Dye
Posted in Heating Museum