BAND-AID
Repairing of the vent tubing is essential in order that the air be distributed to the locations intended.
(ie) From a 10" hole or cut as much as 1000 CFM can be lost.
Specifications
Band-aids are manufactured to be installed on all diameters of tubing with standard widths of 36".
Custom widths are available and are also made special for steel duct repairs.