Summit Mosquito and Gnat Barrier spray is a convenient way to rid your backyard of mosquitoes, gnats, ants, ticks, fleas, and other outdoor insect pests. The pre-calibrated sprayer, attached to a garden hose, automatically measures the correct amount insecticide. Summit Mosquito and Gnat Barrier spray contains permethrin, a proven residual insecticide that has been used in mosquito control for many years. In addition to mosquitoes, it also controls a wide variety of outdoor insect pests including ants, fleas, ticks, earwigs, and more. Spray on the lawn to also control chichbugs, crickets, grasshoppers, Japanese beetle grubs, mole crickets and sod worms. Use on trees and shrubs to kill tent caterpillars, aphids, bagworms, leafminers, mealybugs, spider mites, whitefly, and more. Spray paths and wooded areas surrounding the home to control fleas and ticks, including deer ticks, the carrier of lyme disease. Quart bottle covers up to 5000 square feet.