Ortho® Home Defense® Insect Killer for Indoor & Perimeter2 kills common household bugs such as ants, bees, beetles, centipedes, cockroaches, crickets, fleas, flies, millipedes, mosquitoes, moths, spiders, stink bugs, ticks, termites, periodical cicadas, and more (as listed). This insect killer creates a bug barrier of up to 12 months protection (against ants, roaches and spiders indoors on non-porous surfaces) to provide long-lasting results. In addition, the Invisi-Shield Technology formula gives off no fumes, dries clear, and dries fast. Use Ortho® Home Defense® Insect Killer for Indoor & Perimeter2 anytime as a preventative treatment or after you see evidence of insect activity for long lasting-control. Apply with confidence indoors (kitchens, bathrooms, doors and windows) and outdoors (perimeter of foundations, patios and decks, garages) wherever insects are a recurring problem. For indoor surfaces, hold sprayer 12 inches from surface being sprayed and apply a 4 inch wide band along the interior of the home in areas where insects are a recurring problem. Area should be sprayed until slightly wet without soaking. For perimeter treatment, also hold sprayer 12 inches from surface being sprayed and apply a 12-inch wide band along the exterior of the home.