For use with 55 Gallon Spray System
1-10 HP Concentrate System Refills are insecticide refills for 55-gallon automatic spray systems. Developed over 40 years ago using the highest quality pyrethroids, HP is a premium formulation that has set the bar for effective automatic flying insect control in horse barns. It provides both quick knockdown and effective control against a broad range of harmful biting insects.
Kills & Repels: Horn flies, horse flies, deer flies, fruit flies, black flies, stable flies, face flies, midges, mosquitoes, and gnats.
Please note, a $5 shipping & handling surcharge will be added to this item due to weight.