This 3 inch (7.6cm) flexible duct tubing is UL listed and is constructed of heavy mil black PVC. It is intended for use in conjunction with the Wall Duct Boxes - the 4x8 and 4x4 boxes that are for use with the HiFlo and HiFlo Lite Fan Units. This tubing will connect to the exhaust end of the rough-in box and carry the heated air inside the walls or ceiling to vent to another area in the home.
UL Listed to Meet Most Code Requirments
Can be used in 4 inch Frame Walls
For Use with the HiFlo and HiFlo Lite Wall Duct Boxes
Excellent Flexibilty and Airflow
Warranty - Yes
Warranty (Length/Type):
3
UL listed:
YES
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Premiere Audio/Video Integration 6008 S Fort Apache Rd Las Vegas, NV 89148 USA (702) 877-0222 https://premierelv.com/