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.
This is an excerpt from Rolla Carpenter's "Heating & Ventilating Buildings" with a table about Experiments on Different Steam-Heated Surfaces and Different Materials (Wro...
This document, published in 1924 by the Department of Commerce Bureau of Standards, contains information about Emissive Tests of Paints for Decreasing or Increasing Heat ...
Monitor Bi-Loop Hot Water Radiators are partly filled with water which is heated by steam within the radiator, thereby eliminating the large volume of water to be circula...
This is an excerpt from Transactions of the Society of Heating and Ventilation Engineers from 1920. "It is the purpose of this article to bring together all of the data w...
Here's a good source for the ratings of old H.B. Smith radiators. It starts on page 56.
This catalog contains The H.B. Smith Company's complete line of boilers and radiators in 1929.
This is a catalog from the National Radiator Company from 1926 showcasing their boilers and radiators.
This catalog from the National Radiator Company dates back to 1903 and features their Solus and Imperial radiators.
Here are some beautiful radiators from The Standard Radiator Manufacturing Co. based in Buffalo, NY. This catalog dates back to 1898.
This very rare, circa-1897 catalog from the American Radiator Company comes to us by way of Frank "Steamhead" Wilsey. It's filled with hard-to-find radiator ratings. Than...