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    1st grow - 420w LED 4x4 in Coco - help!

    Hi everyone, I'm about to embark on my first grow (medical); the room is nearly ready and I'm almost set to go, I just need a few pointers of advice! Key points: - 4x4x6 tent (1.2m x 1.2m x 2m) - 420w LED (12 x Cxb3590) - 9k but mini split ac sealed room - will be a coco/perlite grow...
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    Recreational dispensaries in Spokane area?

    Hey guys, I'm not from the US, but i travel a fair bit for work and i end up in the US 4/5 times a year. I'll be in Washington state in a few weeks and was wondering if there are any recreational dispensaries like in Colorado? I'll be in Spokane but i don't think their are any there? I was in...
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    UK supplier for mains recycle timer?

    Hey guys, I'll be running an aero cloner/veg system soon for the first time but i'm having trouble actually sourcing a timer for the pump. I don't want to run 24/7 as i've heard it can raise the res temps and fry the roots (root rot etc.) Does anyone know where i can get a decent reycle timer...
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    Space requirements for 600w of CREE CXA 3070

    Hey everyone, I've decided to bite the bullet and go for an LED grow. I'll be using the much beloved CXA 3070 COB (10) with the typical meanwell drivers @ 1.4a - so i'm looking at just under 600W of light (~589w?). I know it's not the most efficient setup (lumens/watt wise) but the high price...
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    600W LED grow- watts per square ft (or meter)?

    Hey everyone, I'm about to go ahead with my first grow; everything is almost planned out but i have a final decision to make. How big will my grow room be? I'll be running ~600W of COB leds (probably Cree CXA 3070's - see LED section) as they're doing well at the moment, in a stinkbud setup...
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    Phillips Horticulture new(ish) "Plasma Killer" HID lights

    Hey guys, Just realised these have not been mentioned on here yet. I found them through an article in a hydro magazine i read and figured you might be interested. Their new "Daylight" spectrum bulb -...
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    Sealed room heat management without A/C or cool tube

    Hey Everyone, Just wanted to get an opinion on this: I'm setting up my grow room to use CO2 (400W HID in use for lighting) and don't really want to use an air cooled reflector (due people stating a ~10% efficiency loss). AC is out the question due to price and difficulty sourcing mini split...
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    Confused about aero sealed room with CO2

    Hey everyone, I'm about to venture into my first experiments with indoor growing and aero ... but i have a few questions about adding CO2. I'll be using a sealed setup, only small (3'x3'x6') to grow a couple of ladies while i work out how all the aero system works. I've read conflicting ideas...
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