Single Union Standard U-PVC Imperial Manual Ball Valves come in sizes from 3/8" to 4" (DN08 to DN100), with weights between 100g and 4790g. Ideal for chemical processing, water treatment, irrigation, and wastewater management, these valves feature a single union design and PTFE seats for consistent performance. They are available with either plain or threaded connections, providing reliable flow control in various industrial settings.