![Spraying UltraShield fly spray on a horse](http://nrsworld.com/cdn/shop/articles/Top_FlySpray_Banner_567x567_crop_center.jpg?v=1712761025)
Oil-Based vs Water-Based Fly Spray
Should you use an oil-based or water-based fly spray? Well, that’s a good question! Every year we find ourselves fighting against pesky flies and other buzzing nuisances and are left facing the crucial decision of which fly sprays and fly...