Pro-Force Rapid Knockdown Fly Spray, 32 ounce spray Catalog Large Animals Insect Repellant Pro-Force Rapid Knockdown Fly Spray, 32 ounce spray Manufacturer : Manna Pro Products LLC Description Rapid Knockdown, Kill and Repellency for up to 14 days Kills and repels more than 70 listed species Kills fleas and ticks on dogs Rates Please contact us for current pricing and availability.