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hi i have a question about how to set the ppm in my dwc. i have heard that if you want 1000ppm for your res, add nutes to the water and when the ppm reads 1000ppm, you're golden. i have also heard that if your water starts at 500ppm, and you want 1000ppm, you add 1000ppm of nutes, making it...

hi i am having trouble figuring out how to get rid of the heat from my light. i have a grow cab with a 400 watt hps/mh light, an ice box and a 1hp chiller and a 633 gph pump. the reservoir for the chiller is in the room that the grow cab is in, and it's about 30 gallons. the chiller is in the...

hi i am wondering if anyone has ever heard that fox farm nutes are for soil or hydro, but not for all types of hydro? the guy at the hydro shop said that the ff nutes are meant more for ebb and flow or flood and drain, etc. but apparently not for systems that require oxygenated solution. his...