ShaneGully
Member
Hi all , i got a 58 inch wide 22 inch indepth and 8 foot tall bedroom cuboard im planning on sticking a 400 hps light in there for flowering , if i set up a exuast fan with a carbon filter to eliminate odours what about the hot air that is being blown out of the grow room into the attic ,will it glow up warmer than the rest of the attics on my street ? (from helicopter sencors)