Mice can chew right through duct tape——get copper mesh.
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Or the actual metal foil tape they use on, um, sheet metal ductwork.
Thanks! But he evidently came in under the security door, and I have nothing to stop it happening in nice weather when the interior door is open a little at night. However, with winter coming on (yes, even in Vegas Valley!) the door will be closed during the day as well as the night.
However, I’ll keep your suggestion in mind for possible future use. One can’t be too careful!
‘Face