Karcher Small Suction Head Attachment Accessory for Window Vac, 6-Inch The Karcher Promise: Cleaner. Quicker. Best-in-class cleaning performance. Smaller 6" suction head for the Karcher Window Vacuum / Power Squeegee Reduced width allows you to easily clean smaller areas, such as glass panes on French doors Compatible with WV50, WV50PLUS, WV55, WV60, WV60PLUS and WV65PLUS Window Vacuums Genuine Karcher accessory