Cyclopedia of architecture, carpentry, and building : a general reference work ... (1907)
American School of Correspondence · Chicago : American Technical Society · leaf 106
shown in Figs. 52 and 53. Several sections con-nected in a single groupare called a stack. Some-times the stacks are en-cased in brickwork builtup from the basementfloor, instead of in gal-vanized iron as shown inthe cuts. This methodof heating provides freshair for ventilation, and forthis reason… … Fig. 50. Steam Heater Placed under Floor Register—Indirect System. 81 72 HEATING AND VENTILATION are avoided and the heaters can be placed near the registers. In alarge building where several furnaces would be required, a single boiler can be used, and the num-ber of stacks increased to suitthe…
Architecture · Building · Carpentry
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