Humane Contain 500 Ft. Boundary Extension Wire Flag and Connector Kit

Expand the coverage of your electronic fence. Boundary Extension Kit gives you 500 ft. of custom engineered Ultra Wire, 50 boundary flags and 5 waterproof wire splices. This wire is specially engineered for electronic dog fences with electrical and mechanical properties optimized for your dog containment application. The wire is solid-core copper designed for optimum electrical impedance. It has an extra thick jacket made of a specially formulated insulation material that is resistant to ultraviolet sunlight, moisture, ground rot and corrosion. High tensile strength insulation greatly reduces the risk of wire breaks. Whether you have a genuine Humane Contain electronic dog fence or another brand, this is hands-down, the best dog containment fence wire you will find anywhere.