Abstract: Disclosed herein is a vehicle windshield washing installation comprising a vehicle having a storage location. A retail jug has an opening, carries windshield washing fluid and is positioned in the storage location. A pump unit pumps the fluid from the jug and includes an inlet channel which is dimensioned to extend into the opening to be in fluid communication with the fluid. A cover is removably attached to the opening. The pump unit further includes an outlet fluid channel for delivering the fluid to at least one predetermined windshield location on the vehicle.