4 inch x 50 foot Foil Flex Bath Fan Duct – 5 Layer – Item #450

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The Lambro 4-inch x 50-foot foil flex duct ideally serves the purpose of bath fan exhaust and any other general venting applications that require the expulsion of moist air and humidity from the home.

Bath Fan Duct

The Lambro 4-inch x 50-foot foil flex duct ideally serves bath fan exhaust and any other general venting applications that require the expulsion of moist air and humidity from the home.

The manufacturer process constructs this bath fan duct from multiple layers of aluminum/polyester material bound together with a fire retardant adhesive that can withstand a maximum operating temperature of 250°F. A steel wire helix supports the duct, preventing it from collapsing.

Make sure to check local building codes before installation.

Product features and benefits:

  • Single pack
  • Maximum operating temperature of 250°F
  • Ideal for bath fan exhaust ventilation applications
  • Constructed with multiple layers of aluminum/polyester material
  • Steel helix wire construction for additional support
  • Flexible design for easier installation
  • Do not use for clothes dryer installations (use UL 2158A duct)
  • Installation clamps (not included)

Product Contains:
(1) – 4-inch x 50-foot foil flex duct – 5 layer


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Item Number:
450
Pack Quantity:
1
Package Size:
5 5/8 x 5 5/8 x 30 1/2
Package Type:
Single Pack
Package Weight:
4.15 lbs.
UPC:
0 3989900450 9


Type

Foil Flex

Diameter

4"

UL Listed

No