P painstrain Member Apr 29, 2017 #1 any help? im interested in a 6 ft. long bar heatsink .3.5"x2.5" overall fin size should be good. for cob light. I want three of these . or how would you suggest lighting 30 plants?
any help? im interested in a 6 ft. long bar heatsink .3.5"x2.5" overall fin size should be good. for cob light. I want three of these . or how would you suggest lighting 30 plants?