Mechanics of the household; a course of study devoted to domestic machinery and household mechanical appliances (1918)
Keene, E. S. (Edward Spencer), b. 1864 · New York, McGraw-Hill book company, inc.; · leaf 233
ortably warm.The common method of ventilation in dwellings is that ofpartially open windows. The air thus admitted, being colderand consequently heavier than that at the temperature of theroom, sinks to the lowest level. In so doing it creates draftsthat produce discomfort and act only in the… … VENTILATION 223 in the form of a board or pane of glass that directs the cold airupward where it mingles with the heated air with the least pro-duction of a noticeable draft. This is the most efficient methodof house ventilating where no special provision is made for theadmission of fresh air. The…
Heating · Lighting · Plumbing
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