Veg:
My veg room is 10Lx10Wx6H. I have one 1000w MH that is air cooled. I use Greenleaves grow nutes. I have a 965cfm Dayton blower that exhausts my room. Temps are kept 70-73 or so maybe a little warmer during the summer.
Flower:
My room is 15'Lx10Wx6'H I use three 1000w HPS lights that are all air cooled and connected. The temp is kept between 71-74 during the day and around 60 at night. A dehumidifier is in the room and is kept at 50%. I use Greenleaves hydro nutes and have for years they are a all in one fert. My soil is Sunshine mix #4 with no additives.