If hummingbirds are the problem the space distance should be reduced to a 2 inch by 2 inch grid.
How to keep birds from hitting picture window.
The old standby solution to window strikes is to stretch some mesh netting also known as fruit netting or crop netting across your problem windows.
Useful for keeping birds out of eaves or open spaces.
Secure with net clips hooks or a staple gun.
All markings should be done outside of the window.
Bird decals or bird stickers can be a quick and easy way to.
This can take a bit of work and it doesn t look great but the benefit is that it is the only solution that is 100 percent effective in preventing birds from hitting your windows.
Use white tape that can withstand wind and rain.
Stop birds hitting windows option 1 bird scare tape.
Stop birds hitting windows option 4 physical barriers outside the window.
Hang the netting tightly at least two inches from the glass to provide a firm barrier that will keep birds from hitting the window.
To discourage smaller birds vertical markings on windows should be spaced no more than 4 inches apart and horizontal markings no more than 2 inches apart across the entire window.
The number of birds that fly to escape the tunnel towards the clear glass provides a score for avoidance of the deterrent.
Stop birds hitting windows option 3 tempera paint window paint soap.
Put bird decals on the outside surface of window glass.
Stop birds hitting windows option 2 suncatchers and window clings.
Adjusting your windows 1.
Bird exclusion netting made from durable lightweight polypropylene sold as pollynet and woodpecker netting.