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Insulated Flexible Duct, Black, 25 ft L MPN:1665

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Brand: QUIETFLEX
Part #: 1665
UPC: 878640006542
SKU
510-G515487393
Regular Price $647.21 Special Price $462.29

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Insulated Flexible Duct, Black, 25 ft L

QUIETFLEX Insulated Flexible Duct is a high-performance solution for quiet and efficient air distribution. With a maximum temperature rating of 200°F and a minimum temperature rating of -20°F, this duct is suitable for a wide range of applications, including residential and commercial HVAC systems. The 8-inch insulation value provides excellent energy efficiency, while the UV-inhibited polyethylene jacket ensures durability and resistance to degradation. This duct is ideal for use in duct runs, take-offs, and connections, and is available in a convenient 25-foot length. Its flexibility and quiet operation make it a great choice for noise-sensitive applications.

Top product features:

  • Insulated to maintain a consistent temperature within a 200-degree F temperature range
  • Fiberglass duct material provides thermal insulation
  • UV-inhibited polyethylene jacket protects the duct from degradation

Top product applications:

  • HVAC System Installation
  • Commercial Kitchen Ventilation
  • Industrial Ductwork Systems
Insulated flex duct, For Nominal Duct Diameter 16 in, Outside Diameter Not Applicable, Wall Thickness Not Applicable, Maximum Temperature Rating 200 Degrees F, Minimum Temperature Rating -20 Degrees F, Insulation Value 8, Color Black, Overall Length 25 ft, Duct Material Fiberglass, Jacket Material UV Inhibited Polyethylene, Fire Rating Less than 25 Seconds, Maximum Pressure Rating 10 in wc, Maximum Air Speed 6,000 fpm, Vapor Transmission 0.11 Percent

Additional Information

  • Country of Origin: US
  • Drop Ship Item: Yes
  • Blind Ship Eligible: No
  • LTL Freight Required: No
  • Lead Time: Ships in 30 days
  • Minimum Order Quantity: 1
  • Unit of Measure: EA
  • Package Length: 31.00
  • Package Width: 23.25
  • Package Height: 31.00
  • Package Weight: 32.10
Product info last updated on March 22, 2026 11:47am UTC Category: Heating Equipment
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