Put a good filter on your intake to avoid pests.
I don't know what your outdoor temps are so I don't know if that is a good idea.
Are you vegging under the CFLs? You don't need the CFLs in flower alongside the 2k of HPS.
stinkyattic Reviewed by stinkyattic on . ENOUGH VENTILATION?? Going to run 2x1000watt hps grow light.And 400watt compact flurocents.Plan on using ac/unit and fan to bring in cold air from outside.Just wanted to know if this will work keeping temps down?thanks for all the help:) Rating: 5