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Slab Duct

The Tradesman Slab Duct is used to exhaust air from bathroom fans, range hoods, and clothes dryers but can also be used for fresh air intake and supply air.


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


Made in Canada

Manufactured in 10' lengths.
3.5" wide reinforcing channel entire length of duct.
Can be shipped loose or lifts of 1080' for easy hoising onsite.
Pressure Rating (-1 to +2 water gauge)
All testing performed by Intertek Testing Services NA Ltd.
Warnock Hersey and Hardy Associates Ltd.

Optional Construction

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

Contact Tradesman Manufacturing for availability, pricing, and lead time.

Available Sizes

Product Code Size ( A x B) Channel Width (D)
SDR/1753/26 12″ x 1.75″ 3.5″
SDR/2003/26 12″ x 2″ 3.5″


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