Safety & Containment A fenced dog run provides a designated area where your dog can be outside without constant supervision, reducing risk of escapes or wandering into potentially dangerous places (roads, plants and neighboring yards).   A dog run fence will also help protect your dog from other animals or hazards entering your yard. Exercise, Mental Stimulation & Behaviour Just like us humans, dogs need the space to move, explore, sniff, and play. Having a designated area fo