Stryker Insecticide Pint 6% Pyrethrins, 60% Piperonyl Butoxide PBO Stryker is for use in and around residential and commercial buildings as well as greenhouses, livestock and farm buildings, grain storage, and as a broadcast mosquito adulticide. When used as a space spray inside and outside homes in a pump up sprayer mix 1/2 ounce of Stryker Insecticide with 1 gallon of water and any companion insecticide and apply as labelled.