hello bob bong , i have been keeping up with your thread and i wanted to wait til i got my 4 in 1 cfl hood reflector. iam using 4/ 125w cfl cool bulbs now on my plants, i will veg for 1 week and throw the reds in. this hook has light hitting every part of the plants. my grow box is 3x4 and the reflector has 6 inches around the box for movement , perfect fit.