Pyranha System Refill Fly Prevention Formula For Horses

The Pyranha 55 Gallon System Refill can be used as a spray or wipe on broad spectrum insect control. It can be used with automatic horse spray systems in horse barns. It kills and repels biting flies, mosquitoes, gnats, and horn flies. It offers a pleasant fragrance. To use, supply 1 to 2 Ounces Per Head Per Day to Give Adequate Protection. Product contains Pyrethrin, Piperonyl Butoxide Technical, Permethrin.