The Concord Design aluminum perforated fence is a formed .125” thick aluminum panel with a maximum width of 48” and height of up to 120”. Each panel is custom perforated with round, square, or slotted perforation. The round perforation can range in size from 1/8” to 4”, the square perforations can range in size from 1/4” to 3” and the slotted perforations can range from 1/8” x 1” to 2” x 4” in either round or square ended perforations.