I'm going to buy a new system, which as got a big cool tube with 2 600watt HPS bulb's init, would it be best to have my extractor fan and ducktin 2" bigger, as this will be the only extraction point in the grow room?

Thank's.

hydroing.
hydroking Reviewed by hydroking on . cool tube? I'm going to buy a new system, which as got a big cool tube with 2 600watt HPS bulb's init, would it be best to have my extractor fan and ducktin 2" bigger, as this will be the only extraction point in the grow room? Thank's. hydroing. Rating: 5