Vents Flexivent 01755000 air duct with a diameter of 75 mm is designed to move air in supply and exhaust ventilation systems based on the Vents FlexiVent design.
Technical characteristics
Outer diameter: 75 mm
Inner diameter: 63.3 mm< /p>
Bending radius: 150 mm
Length: 50 meters
Temperature of transported air: from -20 to +60 oС
Hoop strength: 8 kN/m2 in accordance with EN ISO 9969.
Material : high density polyethylene (HDPE), which is characterized by high strength, flexibility, elongation and elasticity.
Pressure loss diagram
| Nominal diameter | DN 75 | |||
| Air speed, m/s | 2 | 2.5 | 3 | |
| 1 channel - flow rate, m3/h | 22 | 28 | 34 | |
| 2 channels - flow rate, m3/h | 45< /td> | 56 | 67 | |
| 3 channels - flow rate, m3/h | - | - | - | |
| Channel resistance, Pa | ||||
| Channel length, m | 2 | 2.0 | 3.6 | 5.1< /td> |
| 4 | 4.0 | 7.1 | 10.2 | |
| 6 | 6.0 | 10.7 | 15.4 | |
| 8 | 8.0 | 14.2 | 20.5 | |
| 10 | 10.0 | 17.8< /td> | 25.6 | |
| 12 | 12.0 | 21.3 | 30.7 | |
| 14 | 14.0 | 24.9 | 35.8 | |
| 16 | 16.0 | 28.4 | 41.0 | |
| 18 | 18.0< /td> | 32.0 | 46.1 |
