Choosing the right valve size is critical for achieving optimal performance, flow efficiency, and system safety. Our Ball Valves by Size collection allows you to quickly find the ideal valve for your application—whether you're working with compact pipework or large-scale industrial systems. From small-diameter ¼” and ½” ball valves for instrumentation and lab setups to 2”, 3”, 4” and larger valves for process plants and high-volume fluid control, we offer a complete range to suit every requirement.