Do Bug Zappers Work? Q. I believed I read someplace that bug zappers don’t really work. My neighbor’s zapper is driving me crazy with that ZZZZT noise all night. I’d like to point out him proof that each one he’s doing is annoying his neighbor. A. Yes, there is some scientific information on the usefulness of bug zappers, but first we'd like to differentiate between the bug zappers that homeowners use of their yards to (hopefully) kill mosquitoes, and the industrial insect mild traps that pest management professionals use largely in restaurants, food plants, and warehouses. These costly business traps are used mainly to kill home flies and Zap Zone Defender Device they do work. The relatively cheap backyard bug zappers kill plenty of flying insects, simply not mosquitoes. Bug zappers use ultraviolet mild to draw mosquitoes to a metallic grid where they are electrocuted or "zapped." Those who personal these traps swear by them. They point to the piles of useless insects that they empty out of the lure every morning. And Zap Zone Defender USA people insects do appear to be mosquitoes. But principally they're midges, harmless fliers that do not chunk and are considered useful. Bug zappers truly attract and kill only a few mosquitoes. Instead, the ultraviolet light attracts hordes of insects into the yard that wouldn’t have been there otherwise. Yard zappers have never fared very nicely in research tests. One study discovered that 89% of the zapped insects were midges