I had the same situation. It is field mice. They will leave.
所有跟帖:
• The same kind of noise from A/C vent? -ilovethisforum- ♀ (60 bytes) () 06/07/2017 postreply 17:27:37
• I never saw them. -hhtt- ♂ (292 bytes) () 06/07/2017 postreply 20:04:31
• I don't think it's mice. -ilovethisforum- ♀ (414 bytes) () 06/07/2017 postreply 21:39:01