Through the application of a chemical deterrent, a repellent (PiGNX) the perching/roosting habit of the bird can be disrupted. This treatment is especially effective when performed on flat areas before the bird enters their harboring site. The treatment is normally sufficient to reduce the impact of the birds in specific areas.
While this treatment works for all birds, pigeons, starlings and sparrows.
Applying this food based product to ledges the birds pick up the material, and instinctively clean their feet. Ingesting this disagreeable product the birds are affected and repelled from the area.
The repellent does not physically harm the bird. The product can be cleaned and removed using soap and water.