FHP-25
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
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
. 
