Illinois Society of Architects · Chicago · leaf 441
g the room is coolerthere will be less cubic feet of air leavingthe room than entering. Where it is prob-able that a room will be closed off most ofthe time, a return duct should be installedconnec-tin.g eitlici- to the basement or to thatpart of the building where the recirculatingregister is… … Loiii. back and forth firetrjvel holds hot gases in con-tact with heating surfaces^
Architecture · Building · Architects
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