The CSI Pest 82002492 is a Quart of Mosquito Mist Ultra Insecticide. Mosquito Mist Ultra is a powerful misting concentrate that can be applied by ground or aerial equipment with versatile application methods. MMU uses a mix of Permethrin and PBO to provide a quick knockdown of many common pests, such as mosquitoes and flies, but also a long lasting residual to kill pests on contact even after application.