You can spray chemical perch.
How to keep birds out of sliding door.
Break up the expanse of glass by applying decals to the doors.
I live in the serious woods it is the middle of a forest.
Hang blinds or light colored printed drapes on the sliding glass door and keep them closed on sunny days.
Close all openings more than 0 5 inch.
Stop birds hitting windows option 1 bird scare tape i was surprised to find out that they have tape specifically designed to keep birds from crashing into windows called bird scare tape.
It s translucent so it lets light through but still provides enough of a visual barrier to stop the birds.
Memtech brush has the answer that will seal your doors preventing birds from getting into the building as well as keeping the heat or cool air inside.
To block doorways that cannot be kept closed hang strips of heavy plastic vertically in the doorway.
Block openings to lofts vents and eaves with wood metal glass or wire mesh.
During the holidays people like to decorate their homes and the outside is just as fun to decorate as the inside.
They allow machinery and people to pass through but keep birds out.
My shop has three overhead doors three entry doors and a sliding patio door.
Design to keep them outside to begin with.
Check on the outside to make sure that the reflection is reduced.
Wreaths can be made to celebrate many different holidays but once you hang a wreath on your front door it becomes an enticing place for birds to build a nest.
For a noisy way to keep birds away hang metal wind chimes on your porch.
Another way to deter birds is to put fake owls near your porch to scare them away.
To keep birds off your porch hang foil pie plates small mirrors or cds around the area to reflect light since the sun bothers their eyes.
Electric perch repellents are cables that will give birds a minor shock when they land on.
Stop birds from flying into a sliding glass door by eliminating the possibility of reflecting the outdoors.