| Flex Duct - R-8.0 - Silver Foil Jacket - 4 Inch x25 Ft F218 |
 Insulated Flexible Air Duct, Class 1, R-8.0, Polyester Core, Metalized Vapor Barrier Features: Metalized Polyester Jacket Reinforced with Fiberglass ScrimDouble-Ply, Black Polyester Core 12" W.C. Positive, 3/4" W.C. Negative (1/2" W.C. Neg For 14" - 20" Diameter)UL-ListedBoxed or Bagged (Fb Series)25' and 50' LengthsGreenguard Level 4 Highly Microbial Resistant Specifications Price: 51.99 |