Would either go with a Sunblaze, Hydrofarm, or Quantum T5 fixture. As DO3SHA said, you can check out those Tek fixtures, But I would rather go with the 2ft 6 Bulb T5, and check into PAR lighting. AS for heat, T5's gives off a small amount of heat. My T5 is in a 4'L x 2'W x 4'H room, and all I...