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Quietflex® 51 Series R4 Manufactured Housing (Mobile Home) Flexible Air Duct - 10"

Model #: 1051

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Mobile Flex Duct

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Quietflex® 51 Series R-4 Manufactured Housing (Mobile Home) Flexible Air Duct


The Quietflex® Mobile Home Flex Duct has an extra heavy-duty, UV-Inhibited, polyethylene-vapor barrier and complies with HUD standards for outdoor use with mobile homes.

Product Features:

  • Johns Manville Formaldehyde-free™ fiber glass insulation
  • Greenguard® Certified insulated products
  • Galvanized metal core reinforcing
  • Oversized core to fit on collars and register boxes
  • HUD /FHA standards 515.2.1, Paragraph B
  • NFPA standards 90A and 90B
  • BOCA, City of Chicago, meets most federal, state and local codes and standards
  • ETL Listed/Approved to UL 181
Quietflex 1051
Rated Positive Pressure 10" W.C. per UL 181
Rated Negative Pressure ½" W.C. per UL 181
Velocity 6000 FPM
Flame Spread / Smoke Developed Less than 25 / Less than 50
Temperature Range - Intermittent -20°F to 200°F
Temperature Range - Continuous -20°F to 180°F