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There are several threads here on ventilation. I started one last week asking if anyone had experience with DC blowers and Electronic Speed Controls (ESCs) and, other than answering my own question in post #2, there were zero replies. I therefore assume that not many people have taken this...

I'm going to need to set up an active negative-pressure ventilation system in my tent pretty soon when I go to flower. The tent is currently passively ventilated, meaning that I simply direct a clip-on fan at a partially opened vent at the top of the tent and air exchanges occur at a sufficient...