Heating Museum → Warm-Air Systems Help Topics

Take a stroll through HVAC history in our Heating Museum. This section of our website preserves history and answers that so-important question: What the heck is that thing? Whenever you run across anything unusual, chances are you’ll find the old literature about it right here.

Recent Articles in Heating Museum → Warm-Air Systems

Early Humidifier

Here is a circa-1932 patent for a humidifier that also cleaned the air in the room. Thanks to Gerry Gill for finding and sharing this patent with us.

Published on 06/11/2014 1:53 PM
Posted in Heating Museum
Humidity in House Heating

Humidity in House Heating: The Cause And Control of Air Dryness In House Heating is a circa-1929 booklet from the Dominion Fuel Board and the Natural Resources Intelligen...

Published on 06/11/2014 1:50 PM
Posted in Heating Museum