Virbac Knockout ES Area Treatment, 16 oz.

Insector growth regulator
Kills active flea infestations
Prevents Flea Infestation
Covers up to 2100 Square feet
Prevents reinfestation for seven months Knockout ES Area Treatment is an insector growth regulator that kills active flea infestations and prevents infestations from developing. Covers an area for up to 2100 sq. ft. For homes, cars, kennels, hospital clinics, etc. More »