Our Asian Fresh Air Competition

These images were taken last week in Bangkok. 10/10/18

Bore a 120 mm hole  in window glass with wet, vacuum-attached diamond core drill rig.
Cement a 120 mm ECM fan over the opening and power it with a 12vdc adaptor.
Unfortunately, no filter, no rain protection, no variable speed air delivery, no humidity or temperature control, no automatic operation.
But it does reduce radon. Upon request, SmartVentilation can install identical systems in USA

 

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