Originally Posted by
kiwigeo
Woodwould,
I had a similar problem a few years back. The first thing I did was try and find out every access point the rats were using. In the end I discovered that the buggers were getting onto the roof from trees overhanging the house and then from there getting inside the walls. There was also one hole under one of the walls. I blocked up same and then placed traps in the roof cavity and under the floors. The traps in the roof cavity were all tied to long pieces of string laid back to the man hole so recovering the bodies was a simple matter of pulling on the strings.