North American Construction Company · North American Construction Company · leaf 100
, may be obtained without cutting.This is accomplished by means of the adjustable jointand various lengths in which the pipe is furnished asspecified below. One of these adjustable joints shouldbe used on each wall stack so as to obtain any desiredlength of stack. All our fittings for wall pipe… … No. 3B-637. < SizeStock 4x114x13 2 in16c 20 c DOUBLE CONSTRUCTION SAFETY WALE PIPE The air spacing between the inner and outer walls of thepipe servos jointly as a lire protection and heat saver and con-forms with Insurance laws. The two sizes commonly used are:„«, 1] aild 4xlS* Tllt actual…
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