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I have 4 mars hydro ii 900w panels 100 LEDS replaced only blue spectrum as i think these burn the hottest (460nm + 440nm) All other LEDs seem in good order apart from a couple which i will also replace. My grow space can either be 6.5ft x 6.5ft( 2mx2m ) or 8ft x 8ft (2.4mx2.4m ) I haven't quite...