DIY simple cheap easy HRV=fresh air system for your home (prototype 2)

I have long wanted to do something about the air quality in the bed roome so it would be nicer to sleep in there. Then I got an idea to make this heat exchanger HRV.

It replaces the air very efficiently heat exchange is not overly good but it is a cheap DIY project that works.

Part 2 DIY simple cheap easy HRV=fresh air s...

Fan spec:
ARCTIC SILENT
F12 Silent Extra Quiet Case Fan
120 mm 800 RPM
Airflow 37CFM/62.9m3/h

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