Illinois Society of Architects · Chicago · leaf 255
l be lined with fire brick or magnesiaor asbestos insulating lining for the heightand in the manner elsewhere required bythis Chapter. If the insulating is stoppedanywhere below the top of a reinforcedconcrete chimney or if the cross section ofsuch a chimney is changed, then the rein-forcing shall… … rig-. 33, rig-. 34. Pig-. 35. Pig. 36. CHIMNEYS—INSULATING CAVITIES WHERE REQUIRED. Pig-. 37. Section 794. Figs. 33, 34 (A) Area of flue. (E) Insulating lining. (F) Insulating cavity. Explanation: If A Is more than 400 sq. In. aninsulating lining (E) is required=(see Sec. 797 forfurther defails).…
Architecture · Building · Architects
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