Standard shock tapes are 200 ft long (fifty m in copyright). These are nearly invisible, Hence the shock will appear for a surprise for the pigeon trying to roost on the house. Just after culling pigeons, lowering copy is yet another productive technique to handle pigeon populations in your home. https://fernando5gqzh.blogzet.com/the-5-second-trick-for-how-to-install-a-pigeon-repellent-in-buraidah-45846179