Protective plate for Red-breasted Nuthatch nest box

Galvanized steel plate with a beige finish.

Opening diameter: 1.25"

To prevent squirrels or woodpeckers from enlarging the entrance hole of a Red-breasted Nuthatch nesting box.

Can also be placed on a Black-capped Chickadee, Tree Swallow, or Eastern Bluebird nesting box to exclude species larger than the Red-breasted Nuthatch and Black-capped Chickadee.

Plate dimensions: 2 inches by 2 inches.

Can accommodate:

Red-breasted Nuthatch

Tufted Titmouse

House Sparrow

Prothonotary Warbler

Black-capped Chickadee

House Wren

Excluded species:

European Starling

Great Crested Flycatcher

Eastern or Western Bluebird

Tree Swallow

Carolina Wren

White-breasted Nuthatch