Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 153
Fig. 102. Another Typo of Hot-Water Radiator Valve. Fig. 103. Union Elbow. head .system, the air will be discharged at the expansion tank, and air-valves will not be necessary at the radiators. Fittings. All fittings, such as elbows, tees, etc., should be of the long-turn pattern. If the common…
Architecture · Building · Carpentry
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