Catalog 13: Carrier air washers and humidifiers: applied to public office and industrial buildings, with notes on humidity (1913)
Carrier Air Conditioning Company of America · Carrier Air Conditioning Company of America · leaf 85
pplied by purer air. 2. Raise the relative humidity to 60 per cent or 70 per cent. Nopossible objection can be raised to this except that it costs money toevaporate water and the windows will frost when the outside tem-perature gets to 20 deg. F. and below. If the relative humidity is raised to 60… … One of Three Carrier Type A Washers With Automatic ControlInstalled in the Western Pennsylvania Hospital, Pittsburg, Pa. 80 Carrier Air Conditioning Company of America But what harm does frosting do, anyway? Its harm is negligibleas compared with the harm of over-dry air. It keeps out but little…
Air purification · Humidity control equipment and supplies · HVAC air-cleaning devices · Particulate air-filtration · Humidity control equipment · Humidifiers
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