Do you only exhaust or you have a intake fan also installed so you can exchange air ? Thanks for responding, you really know what you are doing with those beautiful ladies.
Can someboby explain to me how to build a real sealed grow room ? I really need to build it that way as in my neighborhood house are to close each others, I would like to avoid them to smell anything.
Thansk In Advance.
Hello to all,
I would like to know how to adjust ppm up/down I being reading a lot about hydroponics but I haven't found how to do the adjustment on ppm.
Thanks In Advance For your help.