Round Galvanized Portal Predator Guard for Bird Houses 1 9/16"

Protect your nesting birds from unwanted visitors with this durable galvanized steel portal guard. The 1 9/16" opening fits standard birdhouse entrance holes while preventing larger predators and aggressive species from entering. Hot-dipped galvanized finish resists rust and weathering, ensuring years of reliable protection in any climate. Easy to install—simply mount over the existing portal. An essential addition for serious bird enthusiasts who want to safeguard their backyard breeding populations.