By killing pests, help protect horse stables, barns and other animal quarters from pest invasion with CyLence Ultra Pest Control Concentrate, beta-cyfluthrin. Suitable for indoor and outdoor use, this insecticide provides broad-spectrum† pest control. In fact, CyLence Ultra concentrate effectively controls over 60 pests, including ticks, fleas, mosquitoes, darkling beetles, spiders, ants and flies. Use it in and around barns, stables, kennels and coops. You can also use it as a spot, crack or crevice treatment for indoor pest control.