Vent Axia 439253
Lo-Carbon Quadra 4″ Centrifugal Extractor Fan with PIR (movement sensor) and Timer

Specification – High Speed
Air Extraction m3/hr : 54 / 108 / 216 m3/hr
Air Extraction L/s : 15 / 30 / 60 L/s
Noise : 50dB(A)
Wattage : 36w

Specification – Low Speed
Air Extraction m3/hr : 22 / 32 / 43 m3/hr
Air Extraction L/s : 6 / 9 / 12 L/s
Noise : 20dB(A)
Wattage : 4w

The trickle speed can be set to off,6,9 or 12 litres per second: this will determine the speed at which the fan will run most of the time except when boost is activated by the PIR sensor or switch live. The boost speed can be set to 15, 30 or 60 litres a second: this will determine the speed at which the fan will run when activated by the PIR sensor or switch live (both with over-run timer).