Bonide 46178 Revenge Barn & Stable Fly Spray, Concentrate, 1 QuartPermethrin 13. 3%. A concentrated premise and on animal preparation. This versatile formula may be fogged, misted, used in automatic spray systems, back rubber machines, low pressure spray systems, as a spray, dip or sponge on. Kills virtually all farm premise and livestock pests for up to 4 weeks pre application. Size: 1 quart (32 ounce) Concentrate Permethrin 13. 3% Controls insect pests for up to 4 weeks For use on beef and dairy cattle, horses,