Chicago House Wrecking Company · Chicago House Wrecking Company · leaf 66
t of air intosuch rooms by shutting- it off in theothers. Also, each register in ourfurnace equipment is provided witha shut-off, which can he operated inthe room. This avoids the necessityof going down into the basement tooperate the dampers in the pipes.The dampers in the pipes are general-ly… … Showing Stack, Boot and Stack Headin Partition NO, 8. BOOT WITH COLLARFigure 1. 70 Chicago House Wrecking Co., W. 35th and Iron Sts., Chicago NOTHING CHEAP ABOUT THE CONSTRUCTIONOF OUR EQUIPMENT. ALL FITTINGS LINED WITH CIRCULATING AIR SPACE—FIRE IMPOSSIBLE As to the equipment, you no doubt have…
![An illustration from [Electric engineering.] (1902)](https://img.insideoutlibrary.com/img/200/ia-electricengineer03inte-138-79.webp)
