The Prozap Insect Guard offers broad spectrum insect control for both crawling and flying insects. Kills flies, mosquitos, moths, spiders, and various other crawling insects. For indoor use. Treats 900-1200 cubic feet. Contains dichlorvos and dimethyl phosphate. Ideal for homes, cabins, motels, animal shelters, garages, garbage areas, farm uses, and bulk storage with raw grain.