One popular idea is installing a bat box. Fish & Wildlife Service, bat boxes aren't always the best solution. Not All Bat Boxes Are Created EqualIf you've searched online for bat house plans, you've probably seen dozens of different designs. Where You Put It MattersA well-built bat box still won't work if it's installed in the wrong place. Bat Boxes Require MaintenanceInstalling a bat box isn't a one-and-done project.