VL Series Double Action Internal Mix Siphon Feed Airbrush SetDetails The Paasche VL 3AS Double Action Siphon Feed Airbrush Kit with Three Spray Heads features a chrome plated body and parts for durability. The VL is double action and allows the user to achieve fine lines down to 1 32 inch and wider patterns up to 1 1 2 inches. A PTFE packing enables the VL to handle any water or solvent based paint. The roller in front of the trigger allows the VL to be used as a single action airbrush for those desiring