Hey man hows it going, im trying to build out a flowering chamber but im trying to figure out how much space the chamber should have and how much ac i should be using in order to keep it at the right temperature(76 -78 degrese F is what im shooting for),. if you could give me the right dementions for a 4 light ,6 light and 8 light flowering chamber in order to keep it at the right temp it would be super helpful and greatly appreciated,.. im going for 2 week veg (veg room is seperate) then scroging it in the flowering chamber ,going to be using 1000 watt hps open(no lense) hoods each light will be covering a 4x4 area...also should i use ventalation on the hoods if theres no lense?thanks very much for your time ,the help is needed and appreciated !