WindowAlert UV Liquid Marker Anti-Collision Bird Deterrent

Introducing UV Liquid by WindowAlert – the groundbreaking solution to help prevent bird strikes on windows. With hundreds of millions of songbirds falling victim to window collisions in America annually, UV Liquid presents a crucial advancement in bird conservation efforts.

Must be applied to the OUTSIDE of the glass for full effectiveness.

• Scientific studies suggest placing dots of UV Liquid 4 inches apart horizontally and 2 inches apart vertically for optimal protection.