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[DOC File]20 05 29 (15060) - Hangers and Supports
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.12 Insulate aluminum piping from dissimilar metal supports. 2.3 HANGER RODS ... .2 Round Duct Hangers Minimum Sizes at 3 m spacings:.1 Up to 460 mm diameter: 25 x 1.6 mm. ... ceiling or wall, close off space between pipe or duct and construction with non combustible insulation. Provide tight fitting metal caps on both sides and caulk.
12 inch galvanized duct pipe

[DOCX File]SECTION 23 31 13
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Fabricate, reinforce and support in accordance with SMACNA HVAC Duct Construction Standards Metal and Flexible, latest edition, and as indicated. Provide duct material, gages, reinforcing, and sealing for operating pressures indicated. Round and oval duct shall be spiral lockseam duct with light reinforcing corrugations unless indicated otherwise.
12 inch round hvac pipe

[DOCX File]Section 23 31 00 - HVAC DUCTS AND CASINGS
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2.For round and flat oval duct: Refer to SMACNA HVAC duct Construction Standards (Figure 2-11). 2.5 FIRE DAMPERS A.Galvanized steel, interlocking blade type, UL listing and label, 11/2-hour rating, 70 degrees C (160 degrees F) fusible line, 100 percent free opening with no part of the blade stack or damper frame in the air stream.
12 in metal duct pipe

[DOC File]Duct Insulation - Newfoundland and Labrador
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CGSB 51-GP-52Ma, Vapour Barrier, Jacket and Facing Material for Pipe, Duct and Equipment Thermal Insulation. ... ducts outside C-1 special 50 Round ducts outside C-1 special 50 Acoustically lined ducts See Section 23 33 53- Duct Liners Exposed round ducts 600 mm and larger, smaller sizes where subject to abuse: ... Revised 2014/12/02. Section ...
12 inch diameter duct

SECTION 233113 - METAL DUCTS
Round Duct Joints: Join by means of couplings with swaged bead in center and secured with sheet metal screws at each end of coupling. Make duct-to-fittings joints by either a tight slip fit of the fitting lapped inside the duct or by means of couplings with swaged …
12 galvanized duct pipe

[DOC File]CONSTRUCTION SPECIFICATION 15090
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4.1. Carbon Steel Duct – CD1 11. 4.2. Filament Wound Thermosetting Pipe Duct – PD1 12. 4.3. Stainless Steel Duct – SD1 13. 4.4. Stainless Steel Duct – SD2 14. 4.5. Table 15090-1 Ducting Standards by Service 15. 4.6. Table 15090-2 Round Flange Dimensions 16. 4.7. Table 15090-3 Rectangular Flange Dimensions 18. 4.8. Table 15090-4 ...
12 inch metal ducting

[DOC File]NATIONAL MOTOR FREIGHT CLASSIFICATIONS
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MATERIAL FORM. NMFC ITEM. CLASS. Aluminum & Aluminum Alloys Angles 13140 60. Bar 13160 60. Channel 13340 60 Floor Plate 13430 60. Rods 13640 60
12 inch diameter galvanized pipe

[DOC File]MECHANICAL DESIGN CRITERIA
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Snaplock seam construction on round or oval galvanized steel ductwork of 12 inches or less is permissible. Snaplock seam constructed steel duct greater than 12 inches in size is PROHIBITED. Whenever possible, design the return air ductwork so that it is routed along the exterior building perimeter
12 inch round ductwork

12 round metal duct pipe