The most popular answer is to use anti roosting spike strips which can be purchased at many hardware or garden shops.
How to get rid of pigeons on rooftop.
Pigeons on the roof it s actually not difficult to keep a pigeon from roosting on your roof.
It will be much easier to clean up the pigeon feces on the ground if it is contained on a tarp.
Avitrol works by causing epileptic reactions followed by falling and flapping in pigeons.
When placed in a sloping position they will provide a slippery surface that pigeons will not be able to use for nesting.
How to get rid of pigeons on roof install sloped sheathing.
Alphachloralose is a poison fed to pigeons in form of treated grains and when consumed makes them feel stupor like and they later die.
Put a tarp on the ground next to the roof to catch the debris as it is rinsed off the roof.
Are commonly used to get rid of pigeons.