it is a disaccustomer studied to help changing, in a short time, the bad habits of pigeons to dirty the outdoor sites with their droppings. The special valve allows to reach those zones which are more difficult to treat like gutters, garrets and pergolas, even from a distance of 4 m. The product is harmless to people and animals if used properly.
shake before use, then spray the affected area. Repeat treatment about every 15 days to prevent birds from reappearing. In case of rain it is necessary to spray the product again.