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MPK HARTAL V&R RETROFIT FAN VENTILATOR 12V

Ventilator fan To fit afterwards into nearly all rooflights of the size 400 x 400
MPK Hartal V&R Skylights
12 v,  2 watt, very silent 32dB(A)
Airflow max 69 m3/h  i.e.  air exchange in a vehicle 16 m3 appx 4,3 times/h
how it operates,
rooflights have fixed ventilation apertures through which the fan pushes the stale warm air that has risen to the roof of the vehicle. this causes a vacuum which draws fresh cooler air up through the floor line ventilators.
easy fit.

 
£12.99