Very easy to install; You only want to hang or tie it in specific areas to help keep steady and continue repelling pigeons. Bird netting is really a very powerful and humane means of deterring Pigeons from semi-enclosed spots like balconies. A mesh size of roughly 2 inches or 50mm https://stephen2co41.alltdesign.com/a-simple-key-for-how-to-install-a-pigeon-repellent-in-buraidah-unveiled-50628791