Depending on application, optional finishes can be considered. Iridite can be used when surface conductivity is required. Anodize can be used when durability is needed at a lower price. Neither is suitable when cosmetics are a primary concern.
Non-skid feet, which prevent the unit from sliding on flat surfaces, are optional on D Style enclosures. When this option is selected, the feet are applied to the extruded tube prior to shipping.