Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 124
, two rows should be provided. The slant height of theheater should be about twice the depth of the flue, so that the areabetween the pipes shall equal thefree area of the flue. Large vent flues of this kindshould always be provided withdampers for closing at night, andfor regulation during strong… … Fig. 68. Section Showing Simple Fm-mof Protecting Hood for Vent Car-ried through Roof. ferences in temperature between theoutside air and that in the flue. Example.—It i.s desired to discharge 1,300 cubic feet of air per minutethrough a flue having an area of 4 square feet and a height of 30 feet.…
Architecture · Building · Carpentry
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