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Yes you can clean and reactivate carbon. You must heat the carbon pellets, then use either lye or calcium chloride to soak the pellets for at least 24 hours. It is cheap and if you have a metal container to put on a grill or even in the oven on 400 for about an hour. The absorption will reset...

HumJunk Nutes...... The stuff is nasty and stains everything. I would not buy that stuff again! I will stick with Botanicare and GH and use Karma all day and Huge thick Buds! The oneness is not good that for sure. Rant over carry on..........

I bought 2 of these with heatsinks. They cool water and I tried one in a 5 gal DWC system. At first it did not work, because the heat sink was to small to give my the right temps. bought a 12v dc pump and a big heat sink and it keeps my temp in the bucket 55 to 58 all the time. I bought a temp...

Yes that does help. I appreciate your response. I agree that a larger volume of water is good. What do you think about 125 gallon tub. with 8 10 inch net pots, with a circulating pump? Would this not be similar to the RDWC? Some of my friends built these RDWC contraptions and I do not see any...

I am not new to science, I am a chemist and I have to ask, What is the point of a RDWC system? I cannot see any benefit whatsoever? Moving water is good. But could you not do the same with a say 125 gallon rubbermaid tub, making a custom top to hold say 6 or so net pots. Then just placing a...