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Don't Make Your House A Mouse House!
Builders are trying hard.  I agree that the connection where the AC lines enter the house, the spot that gets filled with a big glop of putty, is a pretty ugly sight.  So the builders are trying to dress it up. 
But in doing that, care needs to be taken to prevent rodentia from getting inside!  Don't make your house a mouse house!
This is new construction and a pretty setting. 
Eventually those plantings will get too big and be bothersome to the compressor's ability to breath, but that is a different issue altogether.
Can you see the prettied up AC connection to the house?
You have to agree, that is much better looking than putty!
Actually I like it a lot.
There is just one problem.  What you can't see is that this house is located right on the edge of a meadow with tall grass, trees and a creek.  It is mouse heaven!
And to quote Mr. Jinks of Pixie and Dixie fame, "I hate those meeces to pieces!"  (I fully realize you have to go back a long, long time to remember Mr. Jinks, but he came to mind.)
Looking inside at the connection against the house, you ... more

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