I have grow space that is...2.5ftX2.5ftX4ft and i'm currently growing using two 4 bulb 2ft T5's and 4 24watt CFL's(stays around 75 degrees) and now what i'm wanting to do is move that set up and use it for clones/ nonflowering plants and i want to use a 150watt or 250 watt HPS but i'm worried...