Protect your nesting birds from squirrels!Squirrels can’t chew through metal and now your nesting birds are safe. Add this circular portal protector to the entry hole of your birdhouse. Watch your birds enter easily, while squirrels can’t enlarge the entry hole or gain access. Made from zinc-coated steel with brass hardware. Choose from four different sizes: 1-1/2 inch for Eastern Bluebirds, 1-1/4 inch for chickadees, titmouse and nuthatches, 1-1/8 inch for wrens or 1-9/16 inch for Mountain or Western Bluebirds.
- Metal portal protector & predator guard, choose from 4 sizes
- Protect your baby birds until they fledge
- Features chew-proof steel squirrels can’t get past
- Easy to install with the included hardware