Cynoff EC 1 Quart (32oz) Delivers fast knockdown and long-lasting control of a long list of pests, including all cockroach species ants, bees, biting flies, boxelder bugs, centipedes, cockroaches, crickets, earwigs, elm leaf beetles, firebrats, fleas, flies, millipedes, mosquitoes, pillbugs, silverfish, sowbugs, spiders, ticks, and wasps. (Not for use on mosquitos and elm leaf beetles in California.) Leaves an effective residual that is picked up by insects and absorbed through the body or ingested Use in Residential and Commercial applications Leaves no residue on siding