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Can you tell me how you are powering the fans? I can't get them to turn with a 12v wall adapter.

Hey there everyone! I am trying to put my new light together and can't get my cpufans to spin... I am using the cpu cooler listed in the title. I have a DC walladapter 12V 2A I tried to hook up one fan with no success... Used the black as ground and the yellow on the fan as mass.... It is a pwm...

Thanks for all the great replies!

And you got the same driver? Did you just take it out and build your own light around it?

I was planning on it I have a 2x2 tent and thought that the original fixure has enough spread for the small space. Would you do it differently?

A friend got an old mars 300 and i wanted to reuse his fixture and drivers and swap out the led board for some citizens. I found 4 drivers in the fixure which all say 50W. But the voltage and the Ampere are only given in an interval. The amp range is minimal but the voltage range looks a little...

Ok! I will do that. Thanks! The rating on a filter tells me how many cfms the filter can handle right? So a 190cfm filter will ultimately die on me if I use it at 250cfm. Am i getting that correct?

Hey guys! I have built myself the grow room I posted about a year ago.(under my bed) Now I want to figure out what fans to get. I have the 20*36*62in tent from Apollo I was going to get the vivosun 203 cfm 4" inline fan but it wont ship to my location. now i stumbeled across the apollo 4″ Inch...

Haha I know that the led panel is better. I know its more efficient and lower profile. I also know that I live in Austria and that i cant get stuff from Northerngrowlights.... I dont have a job cause I am in University, so i have the money my parents provide. I build a cob light already for...

Hey guys! First build in such a small space! I wanna turn my 70*64*47cm metal box into a growbox! First i was pretty settled on 23w cfl's, but I found Led bulbs that are cheaper and more efficient. 15w 2700K led (1350lm) The space is really small but i think for vegging it is perfect! Of...

And if it gets too hot in the night will it destroy my Cobs?

Hey guys! So i finally installed my lightbar (4 cxb3590) the growmou5e kit with the passiv heatsinks i had it turned on in my grow shower:p and the heatsinks got really hot is that normal? How hot are they allowed to get? Thanks greenginko

i fixed it -.- negative to negative xD too high for that shit :P hurray :D

Cob led https://imgur.com/gallery/lFYY3 Hey guys! I ordered some cobs at cutters a few months ago and had time this afternoon to finally put ut together. I just finished and plug it in. But NOTHING. I saw litte blue spark at first but that was the first one. Nothing is smoking nothing is...

Hey fellow smokers! I am looking into growing and am at the part where i would like to decide what nuts i will be using... I am a first time grower from Austria (Europe) and know basics about nuts. But i am confused cause there are so many products ... I would like it too be easy not too many...

Problem is i am from Austria Europe :( I would have to make it my self Anyone has experience with that? Sry for not mentioning my location Thanks for the Help!

Hey guys! I am a normal cannabis user no medical history what so ever! My grandpa went to the hospital two days and is diagnosed with cancer in the esophagus... he can't even fucking eat or drink anything. I was thinking of making hash oil for him but don't know exactly how to medicate :/ and...

I plan on going 1.5m (5ft) from the floor i think with toping it will be high enough (?) For space (if u mean growspace) i am thinking 4x4to 4x8 but not sure yet. The whole space under my bed is 8.2x8.2 feet. So lets say i have a 4×8×5 how many cfms do i need? Is there a threat where i can look...

Hello fellow smokers! I am new to this forum and new to growing indoors. Didn't even start my project. Just sorting out how to do it. I plan on building my own bed in my new flat and it will be closed off on all sides, but there will be a secret door somewhere. You will find a sketch of my bed...

Hello, i am from Europe and just discovered this page a month ago and am very impressed with the friendly community! I am looking into growing and had 2 seasons of outdoor growing but wanna do indoor now. That's y i am looking for guidance here for my set up and techniques. I will be growing...