Convert the entrances on your houses with these Crescent SREH entrance plates. Aluminum plates measures 5 1/2" wide x 6" high and is best for use on wood or aluminum houses. (If you want to convert a plastic gourd, use our plastic entrance plates.)
SREH entrance holes are widely regarded as the best way to control starlings from entering your martin house. Install plates by using either screws, bolts, or even pop rivets which are NOT included. As SREH are wider that round entrances, you will have to enlarge your houes original entrance.

Protection from the destruction that can be caused by European Starlings is easy and convenient with these doors.

Only use on enlarged compartments
Made from Aluminum. Powder coat white finish.