helen wrote:Ours is covered when the units fold but only with the wood of the units, it is double though. The little monsters could chew through it but as you say I don't see how they can get any type of grip inside the smooth vertical pipe.
Your design may be slightly different to ours but the fold down unit leaves a half inch gap between itself and the pipe top plenty for one of those little blighter's to slip through.The people we got our first one from where convinced a fellow member had mice in through that pipe.