Ultimate Western Bluebird House/Nest Box -

•  Entrance hole is 1 9/16 inches 

•  Constructed of Inland Cedar, Zinc-Chrominum Screws & Hardware, Brass Hinges

•  Cooper Predator Guard protects baby birds keeps them safe

•  Plexiglas interior shield protects nest while viewing

•  Easy side clean-out

•  Interior aluminum screen on floor bottom helps keep nest ventilated and free of blow-fly infestation

Product SKU: WBBSCS3004RW