LINK!!!I saw an 8ft x 4ft one on ebay yesterday
I found this one on Ebay a while ago which although not cheap I thought was good for the price!
http://cgi.ebay.co.uk/CHICKEN-RUN-P...hash=item200239264741&_trksid=p3286.m14.l1318
Obviously pick-up / delivery could be a problem due to the size - don't know what quality would be like, but it looks good.
Hannah