http://cgi.ebay.co.uk/ws/eBayISAPI.dll?ViewItem&item=220025343767&fromMakeTrack=true

130cfm is a serious amount of air - worth a try???

Methinks you have a hankering for a boat.

And 145 cfm is a little bit more - here

I'm looking for small fans for my rad - 4" is about the maximum and I'm tempted to try a couple of these although I don't know how heavy they are.

Wyn