Cyclopedia of architecture, carpentry, and building : a general reference work (1912)
American Technical Society · Chicago : American Technical Society · leaf 91
ratus. Selection. The selection of the heatingapparatus will depend upon local custom,expense and personal preference. Threeprincipal methods present themselves withsome special features to recommend each. These are the hot airfurnace, the hot water heater, and the steam boiler. The simplestand… … Fig. 56. Compression Cock. 68 62 BUILDING SUPERINTENDENCE the system of direct steam heating; when once installed the cost ofmaintenance is less than the hot air furnace. This is due in part tothe fact that in direct steam heating, the already tempered air of therooms is simply raised to the…
Architecture · Building
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