FHP-25

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FHP-25 is a premium, UL listed, and labeled, Class 1, flexible air duct used in the HVAC industry as a supply and return air duct in medium to high pressure duct systems.
FHP-25 High Pressure Insulated Flexible Air Duct
FHP-25 High Pressure Insulated Flexible Air Duct
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FHP-25 is a premium, UL listed, and labeled, Class 1, flexible air duct used in the HVAC industry as a supply and return air duct in medium to high pressure duct systems.
FHP-25 Specs
Diameter 4”, 5”, 6”, 7”, 8”, 9”, 10”, 12”, 14”, 16”, 18”, 20”
R-Value R6 & R8
Pressure Rating WG
Positive 10” W.G. (4”–14”) , 6” W.G. (16”–20”)
Negative 1” W.G. (4” -10”), ½” W.G. (12”– 20”)
Velocity 5,000 FPM
Temp Range -20°F to 200°F Continuous

Additional Resources

NOTE: Positive Pressure determined per ADC Test FD- 72R1 at 180° F temperatures in a 90° elbow.
FHP-25 Specs
Diameter 4”, 5”, 6”, 7”, 8”, 9”, 10”, 12”, 14”, 16”, 18”, 20”
R-Value R6 & R8
Pressure Rating WG
Positive 10” W.G. (4”–14”) , 6” W.G. (16”–20”)
Negative 1” W.G. (4” -10”), ½” W.G. (12”– 20”)
Velocity 5,000 FPM
Temp Range -20°F to 200°F Continuous
NOTE: Positive Pressure determined per ADC Test FD- 72R1 at 180° F temperatures in a 90° elbow.

Additional Resources

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