The listing, 2 BRAND NEW SQUARE WINDOW ALERT DECALS TO HELP PREVENT BIRDS FROM STRIKING WINDOWS. has ended.
WindowAlert decals help prevent wild birds from accidently striking windows. Each decal has a special coating that reflects ultraviolet sunlight. This ultraviolet light is invisible to humans, but birds see it as a brilliant glow – much like a stoplight.More info @ windowalert.com
To the human eye, the decals appear as frosted or etched glass. The decals measure approximately 4” across, and are designed to be placed on the OUTSIDE of a window. As a rough guide, we recommend one decal for every 3’ x 3’ section of glass.
Peel decal from paper backing. The same side that was against the paper goes the against the glass.
To the human eye, the decals appear as frosted or etched glass.
Place decals on the outside of the window. CONCENTRATE decals at the center and then work out, placing decals every few feet of glass. Position OUT OF REACH of infants and small children.
CONTENTS:2 Decals per Envelope. TYPE: Low-Tack