Destroy insects yourself with the Bengal Insecticide Concentrate. This 2-ounce concentrate kills cockroaches, termites, carpenter ants, carpenter bees, ants, spiders, crickets, fleas, earwigs, scorpions, sowbugs, water bugs, silverfish, and other insects to ensure a bug-free environment. It can kill pests on indoor and outdoor surfaces and won't harm paints, plastics, fabrics, or any surface that water alone will not damage. The active ingredient in IGRc is Pyriproxyfen. Pyriproxyfen mimics a natural hormone in insects and disrupts their growth. It is a type of insect growth regulator that affects mostly young insects and eggs. Pyriproxyfen affects many types of insects, including fleas, cockroaches, ants, flies, moths, mosquitoes, gnats, and midges.