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Spiral Manufacturing
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» High Pressure Galvanized » Low Pressure Galvanized » PVS Underground HVAC/Chemical Duct
PRODUCT INDEX
» Product Selection Schematic
» Spiral Pipe Physical Properties
» About Spiral Pipe
» Elbows
» Tee's 90°
» Laterals 30°/ 45°, Multi Branch
» Pant Wye's
» Reducers
» Fittings, Plugs, Caps & Couplings
» Pickup Hoods
» Weather Hoods
» Rectangular & Round Transitions
» Rectangular Duct
» Double Wall Duct (Insulated)
» Installation
» Angle Rings & Flanges
» Installation Components
» Duct Sealants & Tapes
» Hangers Accessories
» Clean Outs & Access Doors
» Blast Gates & Control Dampers
» Flexible Hose
» PVS Underground & Chemical Duct
» Dust Collection
» Material Transfer & Trailer Loading
» Engineering Data

Product Selection Schematic
Click on image.

 

Rectangular Duct    
 


     Rectangular Duct in Many Configurations
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Rectangular duct is available in almost any size or shape.
Ends are available in:
• Raw (plain end) — T¹ & T² remain straight
• Formed Flange — T¹ & T² are turned out
• Angle Iron Flange — 1”, 1-1/4”, 1-1/2” & 2”
• Ductmate 35 and more

Standard and reducing elbows are available in any size and degree with optional radius.


No job is too large or too small for Spiral Manufacturing; and no matter what size your job, you can expect the highest quality and the best service.
Angle iron plain or
punched (optional)
list dimensions in order of A, B, R, L, T ¹, T ².
 

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11419 Yellowpine St. NW - Minneapolis, MN 55448 - Ph: 763-755-7677 - 1-800-426-3643 - info@spiralmfg.com
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