We don't see as many bats now as in the past. We have about a gazillion different places where bats can get into our attic just because of the way the house is built and the roof installed. Not to mention the chimney for the wood stove.
He (the previous owner) cut the hole for the pipe larger than the pipe and didn't put a thimble around it. No big surprise .When the day comes that we have to replace the roof, changes will be made but it's likely that bats accessed our attic via the gap around the chimney pipe.
He (the previous owner) cut the hole for the pipe larger than the pipe and didn't put a thimble around it. No big surprise .When the day comes that we have to replace the roof, changes will be made but it's likely that bats accessed our attic via the gap around the chimney pipe.