hey and don't get rid of those cfl's...i use mine with my 250 watt and it helps tremendously..thats if you have the room to add them... i'm in a 3x3x6 space so i can get away with it..i have 45,000 lumens in that space and i get good results 5,000 lumens per sq ft..28,000 from the hps and 6...