Cedar Predator Guard with Copper Portal
Replacement predator guard will fit most bluebird houses. Made from 7/8" thick solid cedar. Measures approximately 3.5"x3.5" with a Copper Portal.
1-1/2" entry is perfect for Eastern Bluebirds. Installs with the 2 included screws. The Copper Portal will help maintain the entry diameter and prevent predators from chewing around the opening.