100 Feet Twisted Wire 20 Gauge Dog Fence Wire. 20 Gauge Twisted Underground Dog Fence Wire is used to open up a section of the underground dog fence. Say you have a perimeter around your back yard but want to open an area for the dog to walk through. That is when you switch to the twisted wire. When the wire is twisted the signal cancels itself out. Satisfaction Ensured. Your Pet will Love it. Makes for a great Gift.- SKU: UTM778

100 Feet Twisted Wire 20 Gauge Dog Fence Wire. 20 Gauge Twisted Underground Dog Fence Wire is used to open up a section of the underground dog fence. Say you have a perimeter around your back yard but want to open an area for the dog to walk through. That is when you switch to the twisted wire. When the wire is twisted the signal cancels itself out. Satisfaction Ensured. Your Pet will Love it. Makes for a great Gift.- SKU: UTM778