Yeah thats why im staying away from the solar flare myself. I have 3-4" in back and like 6 " in front that is all sanbed. Im very nervous though because I have had 400w MH for over a decade now and afraid to change over. But also living in NY being a cityworker I have to cut down my electrical bill for the summer. Now my 1/2 hp chiller is on 10-15 min. a day summer im sure alot more