Covers each door on a 12 Family Martin House and the American Barn Martin House only,
to prevent unwanted guests.
Crescent door plugs are used on the entrances of the 12 Family
Martin House to prevent unwanted guests.
Designed to be used with Starling Proof Crescent and
Clinger Entrances on Doors.
How To Assemble Video of SG12
video coming soon
Poles and adapters sold separately
Purple Martin Birds and Martin Eggs Not Included