Insulated Flex Duct - 25 feet

Outer Jacket: Reinforced VMPET

Fiberglass: UL 2818 Owens Corning Pink Fiberglass for R8 reference

Insulation: R6 for 4 inch, R8 for all other

Inner Duct: Black PET Duct

Compress Ratio: 1:10

Fire Resistance: B1

Temperature Range: -10F /+180F continuous, 200F intermittent

Maximum Positive: 4' - 6" W.C

Maximum Air Velocity: 5000FPM