- Flexible Metallic Duct
- 2 ply, uninsulated flexible duct, UL 181 Class 1 air connector
- UL listing on class 1 flexbile air connectors shall be limited to installation lengths of 14 feet
- For use in low to medium pressure HVAC systems, bathroom venting and general purpose venting
- This duct CANNOT be used for dryer venting
- Use Deflecto Supurr-Flex Duct for dryer venting
- Material: 2 ply duct, foil reinforced film laminate permanently bonded over a galvanized steel wire helix
- Operating temperature range -0.4 F to 266 F
- Made in Canada
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