HARTZ UltraGuard Plus Flea, Tick, Bed Bug Home Fogger Effective solution for homes with serious parasite infestations by killing fleas, flea eggs, flea larvae, ticks and mosquitoes plus inhibits re-infestation Includes 3 canisters which "fog" your home to avoid costly extermination Each canister will treat a room up to 16x16 feet with an 8 foot ceiling or 2,000 cubic feet Insect growth regulators (IGR) kill the flea eggs, larvae and pupae to break the life cycle Rapidly kills fleas, flea eggs, flea larvae, ticks, bed bugs and mosquitoes Read all directions and cautions on package before using