duct coupler 16 inch, heavy duty 24 guageProduct Code:
Allows 2 lengths of 16 inch nominal diameter flexible duct to be attached together with clamps.
For use in nonhazardous loations only.
Increased duct length can substantially reduce air flow rate.
Auger bits from 6" to 12" x 36" long w/ 1-3/8 hex drivemultiple options please contact us for pricing