Alpine pressurized insecticide is the only Reduced Risk nonrepellent aerosol labeled for use against crawling and flying insects. There’s simply no better aerosol you can choose for your residential GPC customers than Alpine pressurized insecticide. Dinotefuran kills pests on contact. Pests must be directly contacted at time of application in order to be effective. Alpine PT Insecticide Aerosol is a reduced risk nonrepellent aerosol, so it should be considered effective as a contact spray only.