Designed for potable water, mechanical HVAC and process water applications, the NIBCO® Press System™ offers an alternative to traditional solder and grooved joinery methods. The system consists of " through 4" fittings; " through 2" gate, globe, check, angle and ball valves with standard valve handle options; and 2" through 4" butterfly valves. The system is designed to be joined with NIBCO pressing tools, jaws and chains. This flame-free method requires no flux, solder or other joining material.