If hummingbirds are the problem the space distance should be reduced to a 2 inch by 2 inch grid.
How do i stop birds from hitting my windows.
I was surprised to find out that they have tape specifically designed to keep birds from crashing into windows called bird scare tape.
Secure with net clips hooks or a staple gun.
Hang the netting tightly at least two inches from the glass to provide a firm barrier that will keep birds from hitting the window.
It s translucent so it lets light through but still provides enough of a visual barrier to stop the birds.
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.
Keep in mind that with this method you may have to soap the windows several times a week to maintain the film.
Stop birds hitting windows option 1 bird scare tape.
Light netting is placed in front of the glass to prevent injury to the birds and they are released after one flight.
Bird exclusion netting made from durable lightweight polypropylene sold as pollynet and woodpecker netting.
Useful for keeping birds out of eaves or open spaces.
Another way to deter birds from hitting your windows is to put a layer of soap on the outside of windows creating a film that will be visible to birds.
All markings should be done outside of the window.
The key is to break up the reflection the bird sees so it does not feel threatened by a non existent competitor.
You could also use masking tape or painters tape.