Illinois Society of Architects · Chicago · leaf 249
ues having an area greaterthan three hundred square inches and lessthan six hundred sciuare inches shall bebuilt of one of the materials described abovenot less than twelve inches in thickness. and flues having an area greater than sixliundred square inches shall have walls ofone of the materials… … JtCTlON Tig. 38. SMOKE PIPES PASSING THROUGH PARTITIONSAND WOOD WORK AROUND. Section 802. (A) Diameter of smoke pipe, 6 or less. (B) Diameter of tliimble required S greater thandiameter of smoke piiie. (C) Ventilation holes required. vlded, however, that the material of whichall chimneys are…
Architecture · Building · Architects
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