Illinois Society of Architects · Chicago · leaf 423
ft. sq. ft. sq. ft. sq. ft. sq. ft. sq. ft. Sizes of Risers. % pipe, 0 sq. ft. to 70 sq. ft. 1 pipe, 71 sq. ft, to 120 sq. ft. H4 pipe, 121 sq. ft. to 180 sq. ft. 1^ pipe, 181 sq. ft. to 250 sq. ft. Sizes of Valves. V2 valve, 0 sq. ft. to 60 sq. ft. % valve, 61 sq. ft. to 90 sq. ft. 1 valve, 91 sq.… … FIREMAN Iron Fireman saves us money say these typical Chicago users. Alfred Decker 8C CohnSociety Brand Clothesyear period, Ironconsistent Over a fouFireman has madefuel saving of 39%. •St. Clair Hotel 162 E. Ohio St.Fuel savings of 35% when IrotfFireman replaced oil burners.Oman and Lilienthal,…
Architecture · Building · Architects
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