Bonide Flea Beater-7 Concentrate is specially formulated to prevent reinfestation by fleas for up to 7 months. It uses insect growth regulator Pyriproxyfen as its active ingredient which effectively inhibits adult flea from developing by killing pre adult larval fleas and eggs. This will result to the reduction and ultimately elimination of fleas in infected areas. It is ideal to use indoor and outdoor -- on carpets, furniture, kennels, animal quarters and poultry houses. It also helps control other flying insects such as flies, moths, midges, mosquitoes and gnats. This can be used with other insecticides or used by itself. This liquid concentrate comes in 1 oz. bottle and can treat up to 1,500 sq. ft. Must be diluted in water