Hog fence – Fence panels Hog excellent pens for pigs and other types of livestock. A pig panel is 16 meters long and 34 inches tall. Made of galvanized steel, which can cope with the rotating power of the pigs. Because they are flexible, you can use them to make a fence in any size and shape you want. Pork panels are easy to install and are tough enough to last for many years. Just starting with use four bets to mark a 48-foot 32-foot rectangle where you want the pen to be. Starting at a corner and walking down the fence line, drive a bet every two and a half meters.