National boilers, radiators, and specialties: catalog no26 . Hot Water Radiator Valve Size Inches A B c H 2K 2% IH % 3 2nA« IH 1 3K 3 Itt Ik 4H 3K IH IH Wa d% 1% 2 5H 4K 2H h —A. Union Elbow Size Inches A B H 2K IH H 2K IH i 3 IK IH 8H IH W 3K IH 2 •4H 2K

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Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1920, booksubjectsteambo, bookyear1920