PYSTOL'S premium formulation ensures effective control of flying insects in animal housing and outdoor residential areas. PYSTOL'S high quality blend of actives provides both quick knockdown and long-lasting protection against a broad range of nuisance insects. For use in automatic misting systems in barns and outdoor residential yards. Makes up to 55 gallons of solution for misting systems. Mixes with water, Kills and repels house flies, stable flies, horse flies, black flies, deer flies, fruit flies, horn flies, mosquitoes, gnats, bott flies, biting and non-biting midges, face flies and fleas