My understanding is the smaller the tube and the higher the wattage, the better the light penetration will be. High output energy saving Compact Flouros apparently have much better light penetration.
elcheapo Reviewed by elcheapo on . length of fluorescent Plants under a 250w HPS. I wanna throw in two 60w fluoro's either side. Does the length of the fluoro effect lumen output. Just wondering thanks :rasta: Rating: 5