Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 236
struction and exposure. Double=Duct System. The varying exposures of the rooms ofa school or other building similarly occupied, require that more heatshall be supplied to some than to others. Rooms that are on thesouth side of the building and exposed to the sun, may perhaps bekept perfectly… … Fig. 160. Hot-Blast Apparatus with Double Duct foi- Supplying Air at Different Temper-atures to Different Parts of a Building. With a constant and equal air-supply to each room, it is evidentthat the temperature must be directly proportional to the coolingsurfaces and exposure, and that no building…
Architecture · Building · Carpentry
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