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MPI Air Conditioning Flexible Air Duct - 25 ft Box
Double lamination of tough polyester, which encapsulates a steel wire helix, forms air-tight inner core. Seamless black polyethylene vapor barrier surrounds thick blanket of fiberglass insulation. R value 4.2 and meets or exceeds UL-181, NFPA 90A and 90B standards. Resistant to ozone, UV, and corrosion. For Class 1 Heating and AC Duct applications. Operating temperature -20°F to 250°F (-29°C -121°C).
Please Select from 4" to 9" Internal Diameter
5", 6", and 7" Ducts in stock.
Please Select from 4" to 9" Internal Diameter
5", 6", and 7" Ducts in stock.
Reference: 20601-04 / 480-3000
$68.00
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MPI Air Conditioning Flexible Air Duct - 25 ft Box
Double lamination of tough polyester, which encapsulates a steel wire helix, forms air-tight inner core. Seamless black polyethylene vapor barrier surrounds thick blanket of fiberglass insulation. R value 4.2 and meets or exceeds UL-181, NFPA 90A and 90B standards. Resistant to ozone, UV, and corrosion. For Class 1 Heating and AC Duct applications. Operating temperature -20°F to 250°F (-29°C -121°C).
Double lamination of tough polyester, which encapsulates a steel wire helix, forms air-tight inner core. Seamless black polyethylene vapor barrier surrounds thick blanket of fiberglass insulation. R value 4.2 and meets or exceeds UL-181, NFPA 90A and 90B standards. Resistant to ozone, UV, and corrosion. For Class 1 Heating and AC Duct applications. Operating temperature -20°F to 250°F (-29°C -121°C).
Specifications:
| I.D | MM | O.D. | MM | Length | Weight Per Cubic Foot |
| 3" | 76 | 3.250" | 82.5 | 25' | 2.4 lbs |
| 4" | 102 | 4.250" | 108 | 25' | 2.6 lbs |
| 5" | 127 | 5.250" | 133 | 25' | 2.8 lbs |
| 6" | 152 | 6.250" | 159 | 25' | 3.2 lbs |
| 7" | 178 | 7.250" | 178 | 25' | 4.0 lbs |
| 9" | 152 | 7.250" | 159 | 25' | 5.2 lbs |