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  1. J

    mold/fungus issue in the rdwc

    Was using GH flora series for the last grow in it but i more then cleaned it out. light cant penetrate the resivour bucket but my other system which is the same has no issues how ever there is no waterfall in the res as the other has one.. maybe thats it cheeers
  2. J

    mold/fungus issue in the rdwc

    hey can someone help me out with this fungus/mold thing happening here in my rdwc. I have bleached and scrubbed the system and pipping (pump too inside and out) and yes a week later this appears again. could this be light issue ? i have only a clone in the system and it seems to be doing fine no...
  3. J

    Water Chiller Size

    the HC 300A is a beast ! less then an hour to get from 28 to 22 c
  4. J

    hydroton/rockwool in rdwc for germination without topfeed

    hydroton/rockwool in rdwc for germination without topfeed Can i hand water until roots hit the res water and then let the hydroton/rockwool dryout for good as in, i wont need to top feed for the remaining of the grow. im just confused because its a big no no to let the hydroton dry out...
  5. J

    hey my bro do know if its necessary to have the extra stuff that is on the feed chart that they...

    hey my bro do know if its necessary to have the extra stuff that is on the feed chart that they display rez vit mass etc can you just get away with the 3 part ? im curious as it looks pretty pricey. and whats a good way to spread the recommend feed chart out for 17 weeks instead of their 8 week...
  6. J

    Bestiva 1200w led light

    its actually a 2000w model sorry i think its 300 or watts. also on a light mover covering a 4x 4 feet area. WHAT YA RECON?
  7. J

    Water Chiller Size

    heres a question. the HC-300A has a flow rate of 1000 - 2500 l/h im going for a water fall so i already have a 3500 l/h inline pump but struggling to find a pump thats in the middle of the hc rate. my question in this case is which hc pump would be better 1000 l/h or 2800 l/h ps pics comes...
  8. J

    Can someone explain to me how to top up a reservoir (rez)? I just don't get it...

    [quate] When replacing water, you’ll want to replace the nutrients in it too, especially after your plants mature and start drinking more than a gallon of water a day. In the beginning, you can probably get away with topping off your water with plain, pH’ed water. You can figure out how much...
  9. J

    Water Chiller Size

    Thanks just purchased it.
  10. J

    Bestiva 1200w led light

    just arrived, reading the manual. 30-36 inchs at full growth (late flowering)! i can only go to 24inchs max growth. i have 45 inchs between my netpot surface and the light. I'm sure people said its ok to go 24-12 inchs in flowering. Did i just do a boo boo or is this light able to go down to...
  11. J

    Water Chiller Size

    hows the dishonesty then in the advertisement of some of these chillers.. over exaggerating with volume and flow rate. thanks for the heads up .. i saw an Italian brand one, it could only does 300-500 flow with up too 150 liters that is 1/4 hp .400 bucks more expensive then say this one that...
  12. J

    Water Chiller Size

    well this has been an informative post so far. I'm about to buy a 1/20 hp for about 100 litre set up? temps around here get up to 35 degrees
  13. J

    4 4 tent c02 for high 30-35 degree heat?

    instead of forking out on expensive power bills to keep the grow below 30 can i add c02. my tent is 4 by 4 avg temp is around 30 in this climate. i see a lot of people saying you need to get up to 1200 1500 ppm of c02 to make the plants want and handle high temp however a lot says if you...
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