Our Underground Pet Fence Wire is made using only the finest raw materials. From our .030” Standard Wall up to our toughest .060” Extra-Heavy Wall, pet containment wire is designed and manufactured to meet any customer’s specification. High Molecular Weight Polyethylene (HMWPE) insulated, solid or stranded copper conductor, for use as a perimeter or locating wire. Direct burial wire rated 75°C, 300V for wet or dry locations. HMWPE insulation is formulated to provide excellent oxidative stability, toughness, and abrasion resistance. Also provides superior environmental and thermal stress-cracking resistance.