The concept guiding this bat house is very straightforward- Install a gable-vent by using a roomy, effectively-ventilated chamber for bats OVER the existing gable-vent that the bats are now applying (or might be before https://imogenuumy602366.thenerdsblog.com/35236500/the-smart-trick-of-gainesville-bat-removal-that-nobody-is-discussing