Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 183
OisrHead 152 STEAM AND HOT WATER FITTING 19 … Fig. 24. Arrangement to Rise andDrip in Mains at Intervals. One-Pipe System. The one-pipe up-feed system is most com-monly used in connection with relatively small heating plants. It hasthe advantage of simplicity, there being but a single valve to operate.In tall buildings with the up-feed system,…
Architecture · Building · Carpentry
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