The Delta Design aluminum perforated fence is a .080” thick perforated aluminum sheet. The Delta Design has aluminum louvers on 12” centers running the width of the panel to provide strength and beauty. The maximum panel width is 60” with a maximum height of 120” The distance between louvers can vary to increase or decrease the percent of direct visual screening. 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.