. The launderer. A practical treatise on the management and the operation of a steam laundry . toescape at the top, in the natural order of things. Theventilator pipes should be regulated with a damper orotherwise too much heat will be lost. The dry roomis continually being opened and closed, and in that waymuch change of air is accomplished. Hence the ven-tilation is not of so much importance as it would bein case the dry room were a ceiled air-tight compart-ment. Therefore the most practical plan is a smallprovision for ventilation, as already described, togetherwith the plan of circulation.
. The launderer. A practical treatise on the management and the operation of a steam laundry . toescape at the top, in the natural order of things. Theventilator pipes should be regulated with a damper orotherwise too much heat will be lost. The dry roomis continually being opened and closed, and in that waymuch change of air is accomplished. Hence the ven-tilation is not of so much importance as it would bein case the dry room were a ceiled air-tight compart-ment. Therefore the most practical plan is a smallprovision for ventilation, as already described, togetherwith the plan of circulation. It is not necessary to run the blower at a very highrate of sj^eed, but at just sufficient speed to producea gentle circulation of the air in the dry room. Afterall has been said, the most essential thing about a dryroom is heat. A dry room must be hot, and the hotterthe better. A dry room, to produce the highest result,should have not less than one square foot of heating — 57 — ,? •? i^ ? Il til I h1HiillilLIMIB>_ ; Ill I I III AL I I , I ! l/l; /i1 t/ »lff /l*llf. Fig. 18. STANDARD DKY ROOM. (The F. M. Watkins Co.) -68
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