Roof fan, vertical exhaust, with isolator switch (metal).
- Integrated isolator switch for simplied electric connection
- Housing made of weatherproof Aluminium AlMg3
- Outlet side with protective grid against accidental contact
- Vertical air discharge to minimize roof soiling
- Lower noise break out than that of horizontal discharge roof fans
- Backward curved impellers for optimum efciency rates
- Voltage-controlled air ow rate adjustment
- Built-in thermostatic switch with automatic reset
- Asynchronous three phase motors starting with size 450
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