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  1. S

    Co2 deficiency?

    Thank you everyone for your help. I think we saved them! I think the main problem was i removed the humidity cover too quickly, stash is getting low so I got in a hurry. For the light I got a 400mh lumatek in a cooltube but I was using the CFL for the seedling. So I've put them in bigger pot...
  2. S

    Co2 deficiency?

    I tried both; jiffy and straight in party cup full of promix. It's promix hp, Already full of perlite... You say I need even more?
  3. S

    Co2 deficiency?

    So it will be technically my second grow, first one was 1plant in a home office. I wasn't monitoring anything and it came out great . Now it's another story, I don't live alone anymore so I've built a 3x3x4 grow box in my 10x20 (heated) shed. Promix XP, party cup to begin. Temp are OK...
  4. S

    Electricity safety help

    A 220v extension?
  5. S

    Why do people pay 1k USD more for an LED that does the same thing

    I guess it's about the same reason people buy Lumatek ballast vs chinapower. They want something proved, they can count on.
  6. S

    Sealed grow box?

    What if the led have water cooled heat sink? 8)
  7. S

    carbon filter

    The one at 50$ on amazon seem ok
  8. S

    Fixed light height?

    W Wouldn't be difficult to do this with a fixed scrog Web?
  9. S

    Sealed grow box?

    I've done some research on the subject, and appart from people saying it would be not worth the money. I would like to know if it can be feasible. So basically, a grow bow roughly 2x3x4, Scrogging 1 or 2plant, 300-400w led light, CO2 controlled with outside mounted tank. No exhaust or intake...
  10. S

    Fixed light height?

    Hi! Long time reader here, but never actually posted anything... I'm currently building a grow box of about 2,5x2x4 and I would like to install my cooltube in there, with maybe a 400w or a 250. The problem is, the cool tube is about as wide as the box... I'm thinking about drilling 1hole at...
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