DESCRIPTION

  • 12.5’, 25’ and 50’ and custom lengths available
  • BOCA, City of Chicago, meets most federal, state and local codes and standards
  • ETL Listed/Approved to UL 181
  • Galvanized metal core reinforcing
  • Greenguard® Certified insulated products
  • HUD/FHA standards 515.2.1, Paragraph B
  • Johns Manville Formaldehyde-free™ fiber glass insulation
  • NFPA standards 90A and 90B
  • Oversized core to fit on collars and register boxes
  • Weather-resistant packaging

Quietflex Manufacturing 4 in. x 25 ft. Uninsulated Flexible Air Duct

Q406

Diameter:

4 in

SPECIFICATIONS

Diameter
4 in
Length
25 ft
Material
Foil
Maximum Airflow
6000
UL Listed
Yes

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