4 The Birds Repellent Gel - transparent bird gel, that repels pigeons, seagulls, starlings and other birds, on roof eaves, chimneys, parapets and other areas where birds roost and nest. Features polybutene and is effective up to one year.
4 The Birds Repellent Gel is a transparent compound that is applied to places where pigeons and starlings rest, roost, or nest. It contains polybutene, which will not kill the birds when the product is used according to the directions. Using 4 the Birds gel discourages birds from roosting and nesting on areas, causing them to learn and avoid treated areas.
4 The Birds will retain its effectiveness for up to 1 year under most weather conditions, due to its unique chemical formulation.
Active Ingredient: Polybutene 93%