Master Flow 4 In. X 25 Ft. Insulated Flexible Duct R6 Silver Jacket
- R6 fiberglass insulation is perfect for heating and A/C systems
- Galvanized core wire resists rust and corrosion
- Insulated duct can withstand up to 200°F
The Master Flow 4 in. x 25 ft. Insulated Flexible Duct R6 Silver Jacket is used in standard Heating and Air Conditioning (HVAC) systems and some venting applications. The duct has R6 insulation which contains 33% more insulation than the standard R4.2 product. This additional insulation provides greater thermal efficiency to save energy. The product is also covered in a heavy duty, silver jacket for durability. The duct is ETL listed, meeting the UL181 standard.
- Color: Silver Jacket
- Insulated: Yes
- Insulation R-Value: 6
- Insulator material: Other
- Material: Fiberglass
- Maximum air flow (CFM): 30
- Certifications and Listings: ETL Listed,UL Recognized
- Product Depth (in.): 300
- Product Diameter (in.): 4
- Product Height (in.): 7.5
- Product Length (in.): 300
- Product Width (in.): 7.5
- Wall Thickness (in.): 1.75
