| Item condition | New |
| Manufacture name | NA 125 PHI |
| Brand | VORTICE |
| Categories |
Lüftungsrohre & Luftkanäle
|
| ETIM | EC011019 |
| Nominal duct diameter | 125 mm |
| Packing level 1 | 8010300203706 |
| Flexible | No |
| Connection 1 | Duct end |
| Connection 2 | Duct end |
| Material insulating material | Rock wool |
| Insulation thickness | 40 mm |
| Working length | 900 mm |
| Max. medium temperature (continuous) | 60 °C |
| Outer diameter | 225 mm |
| Free passage | 125 % |
| With pre-mounted seal | No |
| Vapour inhibition layer | No |
| Material inner pipe | Aluminium laminate with spiral |
| Material outer pipe | Aluminium laminate |
| Inner diameter | 125 mm |
| With core/cone | No |
| Damping 125 Hz | 0 dB |
| Damping 250 Hz | 12 dB |
| Damping 500 Hz | 22 dB |
| Damping 1000 Hz | 42 dB |
| Damping 2000 Hz | 22 dB |
| Damping 4000 Hz | 15 dB |
| With protection cloth | No |
| Damping 63 Hz | 0 dB |
| Damping 8000 Hz | 10 dB |