Please let me know babystarbud...I'm set up in my furnace room...watercloset as well, can't remember where r are from....got a lot of heat at ground zero so to speak....so will an hps be any way doable? I am in a 5X7 closet...but my water heater and furnace is in there (also very difficult to duct to outside, possible duct to bathroom in flowerroom), ...propane so bahhhhhd mojo with the carbon minoxide.....my flower room is in my other house (10X5.5) also in the same set up but with MUCH more room....my first room runs with 84F....just beginning with my flower but I am thinking it is going to be slightly higher like five deg..........so you have any thoughts...I'd like to have an HPS...but I'm battling heat! Please advidse...Hope you can make sense of the hoopla, B