Quote Originally Posted by LIP
Remember your plants will double in size when you flower.
I know this thats why im trying to cool the grow room down so by the time they get near the top it doesnt get too hot have you got any tips on how big a fan i need the room is 50cm by 70cm by 180cm, i read you need to remove the air every 2mins completly, when i get my new fan i will be removing loads of air from the room but will it drop the temps enough? or is there anything else i can do?