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Ignacio Pena

Hi, I tried to make my own and I placed the filter on the front. It turns out that 99.5% of the air gets kicked back and only 0.5% passes through the filter. What is wrong? The filter belongs to an air filter machine for home use (around 40 watts) and my fan is 52 watts!

Ignacio Pena

If you take a fan and while working place a hand in front of it and another in the back of it, the s… Read more »