The Tommy Top Brush is designed to clean hoods, windshields and roofs of vehicles. It is floor mounted on either driver or passenger side for easy installation. - Gravity based, can operate with no controls! - Stainless Steel Construction - Pneumatic assist - Includes Tommy arch mount system - Foam Material - cloth 60" diameter x 80" long

11' 6" height clearance. Will operate fine under Tommy ladder rack system. Width 13'. Requires 12' tunnel length. Single hydraulic output required.

No air controls required however the top brush does come with an air assist kit for top brush retract if you like for ski racks. The brush will clean fronts, tops, and backends with no required air controls, strictly from gravity.