GaGrown

Ahhh thats what that is. Ive read though that they do not work with squirlcage fans. Something about those fans arent made to have the current altered. The can fan i read, is ok with one.

Fabric dampner... hmm never heard of this. what does it do?

CO2.. being my first grow, i wasent really attempting to maximize co2. But if that fabric dampner thingy does something to help let me know :thumbsup:
bob bobbinson Reviewed by bob bobbinson on . desired CFM for 4'X4'X7' w/ 400 watt? well the title pretty much sums up my question. For a room that is 4 feet by 4 feet by 7 feet and runs 400 watts of lighting, what would be the desired CFM? Rating: 5