hot air

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    Negative pressure in grow tent

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    Hot dry desert air - Percolate it?

    Ok I have a lot of DIY exp so I can build a box and run the ducting and electric with ease. The problem I have been thinking about is how to humidify and cool the air here. I live in the Vegas Valley so it often gets 110+F and the humidity is often 20% or less. I had thought about...
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