hey guys i have a 600w hps lamp in a 150mm cooltube and dont know what size extractor to get, i need 1 thats quiet, would a 100mm low powered fan work
i was looking at these:
http://www.greenshorticulture.co.uk/Growroom-Products-20/-In-Line-Fans-Fan-Filter-Deals-108/RUCK-Fans-101.asp
thanx guys