8 galvanized duct pipe
[DOCX File]Section 23 31 00 - HVAC DUCTS AND CASINGS
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2.Rectangular Duct: Galvanized steel, minimum 1.0 mm (20 gage), Pittsburgh lock seam, companion angle joints 32 mm by 3.2 mm (11/4 by 1/8 inch) minimum at not more than 2.4 m (8 feet) spacing. Approved pre-manufactured joints are acceptable in lieu of companion angles.
[DOC File]ELECTRICAL CONDUIT SYSTEM
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For the outer duct of RGC multi-cell raceway, use rigid galvanized conduit per UL 6 “Rigid Metallic Conduit” with rigid full weight galvanized threaded fittings. Provide factory installed reverse-spin couplings with 3 set screws, to allow assembly without turning the outer duct, and prevent the coupling from backing off before and after ...
[DOCX File]SECTION 15010B - DOA Home
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Duct penetrations. Provide 2”x 2” x 1/8” galvanized steel angles fastened to floor surrounding the penetration or group of penetrations to prevent water from getting to penetration. Provide urethane caulk between angles and floor and fasten angles to floor minimum 8”on center. Seal corners water tight …
SECTION 230529 - HANGERS AND SUPPORTS FOR HVAC …
Hangers for Pipe Sizes 2 Inches (50.8 mm) and Cold Pipe Sizes 6 Inches (152.4 mm) and Over: Carbon steel, black or galvanized, adjustable, clevis, UL listed, Grinnell Fig. 260 or equal. Hangers for Hot Pipe Sizes 6 Inches (152.4 mm) and Over: Adjustable steel yoke, cast iron roll, double hanger.
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