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Sorry if it’s been talked about before but there are so many threads it’s hard to filter through sometimes. I appreciate any tips, help, advice, etc. How high above seedlings would you hang a 260w XL quantum board in 4000k? It’s the triple long heatsink with a board on each end. And with...

Hello everyone, This is my first post so hang in there with me. I have a 4x4 gorilla grow tent with an extension. And I also have three quantum boards. 2x XL 320watt boards in 3000k 1x XL 260watt board in 4000k My question to those who have more experience with quantum boards is in a...