air control

Would you disagree or agree? What are advantages of DC? I want to consider a DC powered fan instead of AC. This is pertaining to a 6" round duct with odor control filter attached. Summarizing the link https://www.pelonistechnologies.com/blog/advantages-and-disadvantages-of-ac-fans-and-dc-fans...

So I have a 4x4 grow tent with two 600watt LED lights...my tent is in a shed on my property..my question is..would I need to get inline fans or could I manage with booster fans? Also, what size would be best...4in or 6in....I'd rather not pay the 69 x 2 if I can do the same with a few $21...

The only reason I built a RCWC system is because i believed I needed 13 gallons of nutes to run a chiller (I didn't even know what RDWC was when I was building this thing I should have looked up more before starting hydro). Anyways that is not true, it's very FALSE and this can save you a...

I just got a new 1000 watt MH air cooled, I'm running with my Appolo 300 watt LED. It's at like 90. Degrees now I want to turn on my other 600 watt MH but I'm scared that will make it hotter, I use a crappy duct fan from Home Depot, I'm getting a hydro farm 6inch fan soon, will that take care of...