Round Galvanized Portal Predator Guard for Bird Houses 1 1/8"

Protect nesting birds from predators with this durable galvanized portal guard. Designed to fit 1 1/8" entrance holes, it prevents larger birds and mammals from accessing nest boxes while allowing safe passage for smaller species. The corrosion-resistant galvanized steel construction withstands seasons of outdoor exposure. Simply install over your existing bird house entrance for reliable, long-term predator protection. Essential for serious bird enthusiasts committed to supporting healthy nesting populations.