Hi guys got a hole In my 12" filter had to take it down due to white wrapping and tried to put back up and the chain some how put a hole In got a question I have a 2500 cfm can or m3/h I HAD a big 12" thing 315x1000 the filters to big and as I'm using a variac fan controller am I able to use the slightly smaller one 315x600 which is rated a 2440 cfm I don't plan on having fans on full tilt but I've noticed that a hydroponic shop sells a 12" 2500 and a tornado box Dan with the same cfm and the 315x600 filter any help greatly appreciated proper pissed I am
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