Backward curved centrifugal impeller with high quality external rotor motor for high pressure exhaust applications.
- Suitable for run & standby roof applications
310, 355, 400, 450, 500, 560
- Capable of handling up to 3500 L/Sec and static pressure up to 700 Pa
- Performance tests are in accordance with BS848 Part 1 (1980) and DIN 24163
- Noise level tests are under BS848 Part 2 (1985) and DIN 45635 Part 38
- Fan diameter from 310mm to 560mm
- Fully weather proof galvanized steel housing
- Sealed for life ball bearing motors
- Motors in single or three phase, 2 speed and/or speed controllable.
- Dampers fitted as standard
- Bird mesh guard
- Painting or colour matching optional extra