The 1-10 HP Concentrate System Refill is an insecticide refill for 55-gallon automatic spray systems. Developed over 40 years ago using the highest quality pyrethroids, 1-10 HP is a premium formulation that has set the bar for effective automatic flying insect control in horse barns.
- Kills and repels Horn Flies, Deer Flies, Horse Flies, Stable Flies, Face Flies, Midges, Mosquitoes and more
- Quick knockdown and effective control
- Use in any automatic fly spray system
- Purchase from your local Authorized SprayMaster Dealer or favorite online retailer
- Not available in residential misting systems in the State of New York
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