Beaphar FLEAtec Household Flea Spray kills fleas, flea eggs, flea larvae and other crawling insects. This fast-acting, supersized insecticidal spray rapidly kills fleas, helping to tackle or prevent an active infestation. With 95% of a flea infestation being in the home, you can have peace of mind that long-lasting effect will continue to prevent flea eggs and larvae from developing for up to 6 months.