Quote Originally Posted by maro69camaro
connect it to the exhaust duct. i got a 4in blower sucking the air out of the room and blowing thru the filter. could have it suck thru the filter too. works lick a charm:thumbsup:
Ok, thanks I thought it was something like that, but I wasn't quite sure - I've never used a carbon filter before

I'll update when the grow is started