Im building indoor grow and have a few quistions the hlg 300 v2 is for a 3x3 space if i add a single cree cob 100 watt and 2 t5 tubes and have 4 plants under a 250 watt cfl with proper grow room setup would i be able to raise height of the hlg 300 v2 what kinda of size of area should i make? For 4 plants i want to use 7 gallon pots and grow them big