Radford's cyclopedia of construction; carpentry, building and architecture. Based on the practical experience of a large staff of experts in actual constrcution work (1909)
Johnson, Alfred Sidney, 1860-, Radford, William A., 1865- · Chicago Radford Architectural Co · leaf 75
y be caused in the systemor fittings cracked from expansion when no provision for it hasbeen made. With this system, automatic air-valves areattached on each radiator in the usual manner.As the distributing supph is separate from thereturns, and the steam and water of condensa-tion both flow… … HEATING AND VENTILATION 55 Two-Pipe System of Steam Heating. Thisis the oldest method extant, and while it is to-day practiced chiefly on high-pressure work, wefind many such systems in use for low-pressureheating. The piping for a system of this charactermay properly be, and usually is,…
Architecture · Building
Internet Archive · Gerstein Library, University of Toronto · Public Domain Mark 1.0. Free to use for anything.
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-20-1.webp)
