Hard working ladies Lori and Hillary install a 4-chamber BCM ColonyLodge on a post the old fashioned way... brute force. Only after carefully siting so it's in a good spot for the homeowner, but also it's absolutely critical this bat house receive direct morning sun or mother bats will not use it to raise her pups, defeating the effort. See more bat houses and install considerations at www.batmanagement.com | Bat Conservation and Management