Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 209
should be providedwith a water-seal two or three feet in depth. In the ease of overheadheaters, the returns may be sealed by the water-line of the boiler orby the use of a special water-line trap; but vertical pipe heatersresting on foundations near the floor are usually provided with siphonloops… … EXHAUST STEAM TPAP TRAP Fiff. 140. Heater Made Up of Interchangeable Sections. pump receiver, should have a connection with the sewer for blowingout when steam is first turned on. Sometimes each section is pro-vided with a connection of this kind. Large automatic air-valves should be connected with…
Architecture · Building · Carpentry
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