Insulated Flexible Duct
from GAF

Heavy black polyethylene jacket with UV inhibitors. 1 1/4 ” thick, 3/4 PCF density glass fiber. R-Value: 4.2. For use outdoors or indoors [See More]

  • Features: Insulated; Jacketed
  • Type: Fiberglass Duct Board; Flexible Ducting
  • Application: Residential
  • R-Value: 4.2