Construction

• Rectangular spiral seamed duct made to be installed in concrete floors of high-rise buildings.

• OPTIONAL: Custom sizes available upon request to suit any and all applications.

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Features

• Manufactured in 10' lengths.

• 3.5" wide reinforcing channel entire length of duct

• Can be shipped loose or lifts of 1080' for easy hoisting onsite

• Pressure Rating (-1 to +2 water gauge)

• Made in Canada

• All testing performed by Intertek Testing Services NA Ltd.
  Warnock Hersey and Hardy Associates Ltd.