7" Insulated (R4.2) Flex Duct 25'

APPLICATIONS

Strong polyester film laminated and encapsulating a heavy, corrosion resistant steel wire helix, forms the inner core and supports a thick blanket of fiberglass insulation. The outer vapor barrier is a new bi-directional reinforced metallized vapor barrier which will not unravel. The smooth air tight inner core of polyester is designed for low to medium pressure systems.

FEATURES & BENEFITS

• Diameter: 7 inches ID
• Pressure Rating: (WG)
• Positive: 10 inches
• Negative: 1 /2 inch
• Velocity: 5000 FPM
• Temp. Range: -20°F – 250°F cont.
• R-Value: R-4.2
• GREENGUARD Indoor Air Quality Certified
• GREENGUARD Children and Schools Certified