SECTION 210529 - HANGERS AND SUPPORTS FOR FIRE …

Install hangers to provide at least 1/2 inch (13 mm) space between finished covering and adjacent work. Place a hanger within 12 inches (300 mm) of each horizontal elbow. Use hangers with at least 1-1/2 inch (38 mm) vertical adjustment. Support horizontal cast iron pipe adjacent to each hub, with 5 feet (1.5 m) maximum spacing between hangers. ................
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