Insul Tube Pipes For Electric Fence On Wooden Posts Insulators are a fundamental component of any electric fence. They are made from a non-conductive material, such as porcelain or plastic, and form a barrier between the electrified wire and its support material to prevent current leakage to the ground. Plastic insulators are the most common type of insulators used on electric fences. They are cheap and easy to fit. To use as an insulator, simply cut to length and staple it on to timber post. Or through a hole made in the wooden post. Also useful for insulating linking wires in an alternating-power electric fence.
