Can Steam Pipes Set Wood On Fire?
William J. Baldwin answers the question about steam pipes and fire once and for all in his classic 1897 text, Baldwin on Heating.
Heating Museum 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.
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Recent Articles in Heating Museum
Audel's Plumbers and Steam Fitters Guide - Steam Heating
Frank D. Graham wrote books called Audel's Plumbers and Steam Fitters Guide that were so easy to understand. This chapter is about steam heating.
Controlled Air Venting of One-Pipe Steam Systems
This article will help you understand why adjustable air vents on one-pipe steam systems often don't get the job done. It is required reading for any steam troubleshooter...
Danfoss One-Pipe Steam Control Valve Patent
Thanks to Gerry Gill for finding and sharing this patent for the Danfoss 1-PS valve. Note that the vacuum breaker is not yet a part of the valve.
Danfoss RA Valve Engineering Data
This literature from Danfoss about the RA thermostatic operators and RA valves is no longer in print. Thanks to Bill Burton of Danfoss for scanning it and sharing it with...
Data for Heating Engineers and Architects for the Design of Vapor Heating Systems
This Data for Heating Engineers and Architects for the Design of Vapor Heating Systems booklet is from The Trane Company, published in 1917.
Donnelly Fractional Distribution System
This excerpt about Vapor Heating: The Donnelly Fractional Distribution System is from The Heating and Ventilating Magazine, December 1921.
Doody System Damper Regulator Patent (1909)
Thanks to Gerry Gill for finding the patent for this ingenious device that combined a damper regulator with a pressure gauge, water gauge, safety device. It was issued to...
Doody System of Vapor Heating
This booklet about the Doody System of Vapor Heating dates back to 1916. Thanks to Brian Reynolds and Frank "Steamhead" Wilsey for sharing this rare information with us. ...
The Doody Vapor Heating System and Attachments
Thanks to Frank "Steamhead" Wilsey for finding and sharing this one with us. Here are his comments about this piece from 1912: "As nearly as I can figure, the 'Doody Atta...