Beaphar FLEAtec Household Flea Spray is a premium flea control product, combining an insecticide with an Insect Growth Regulator to fully protect your home against all stages of the flea lifecycle. The fast acting insecticide rapidly kills adult fleas, as well as other crawling pests such as cockroaches, ants, or silverfish. Meanwhile the Insect Growth Regulator ‘S-methoprene’, targets the developmental stages of the flea lifecycle. Kills flea larvae and prevents flea eggs from hatching, for up to six months.