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5.394″ Slit Coil—Perforated

Item Code: PER800-22 22 Ga. 5.394” Perforated Galv Coil

Unit of Measure: per Lb

22 ga Perforated 5.394″ Slit Coil  is used exclusively by Duct shops for one purpose: the inner wall of Duct Wall Spiral Duct. Perforated serves as a sound attenuation that a solid inner wall would not be able to provide.

The duct is made in the same likeness of the Outer Shell of which it will slide into. Wrapped with an Unfaced Duct Liner before going inside of the Outer Duct Wall.

  • Our Perf Slit Coils come in skids of 3 and 4 coils
  • 22 ga Perf 5.394″ Slit coils have weight of .4673 lbs per Ln Ft
  • The average Coil weight is 1100 lbs with 2350 feet

*We ship in full pallet increments only

How to Make Double Wall Spiral Duct with Perforated Inner Wall:

Using MaxJax and Pipe Cradles makes fabrication easier
Mylar installed on Perforated Spiral Inner Wall

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