Just finished mine last night... Got 8 Cree CXB 3590s @ 3500k on an hlg-185h-c700... So I'm running them pretty cool for now. May upgrade to two 1400ma drivers if I need to later on. Mounted on 4 of the 4.9" profile heatsinks from HUSA at 20" long each... And some aluminum L frames from home...
First time growing with COBs and still a bit of a noob in general but here's my setup. The tops of the canopy are at about 2 1/2 ft and as they stretch I'll pull them back and spread out like a scrog. Did some pinching and will give it a week or so to flip it. My DIY lights are thinner than the...
It also depends on the strain and how tall your led fixture is but I think you will be fine under 2ft tall. I got some at 2.5' in a 5 ft tent (w/ DIY Cree LED setup) right now and I'm gonna spread out the tops with a scrog net to bring them down a little before I switch. Next time I'm doing a...
They are pretty much all the same... Just make sure you don't get thermal adhesive unless u specifically need it. I've used thermaltake brand on my PC builds and just bought a couple tubes of arctic silver for my LEDs. Coolermaster, masscool, noctua also make pastes.
I'm planning out a 2 X 4 grow space and ordered a set of 8 cxb3590 plus ideal holders and a hlg185-700 to drive them low for under $400 including fees and shipping from kingbrite. Above your initial range and might be overkill for my space for now but based on what I have seen and the...