OK im new here , me and my friend are doing 125 plants in 8"pots with 4x1000w hps in 137SF space with 8 feet high room ,what bothers me is that im not sure if i should use reflectors with 6" entries to suck heat and smell out or regular batwings and 2 can fans.We light up december 1st and here it gets -20 in the winter oustide and i dont want to have the need of a AC or to have to change reflectors .its not ceiling or basement its regular floor ,please keep in mind we are just aiming at quantity here......what do you guyz think?? i will post later pictures of the process your help will be much apreciated