A PVC Threaded Bush is a type of pipe fitting used to connect pipes or fittings of different sizes or types, providing a reduction in thread size or connecting threaded and non-threaded sections. They are used in plumbing systems to adapt pipe sizes or connect different types of fittings together. These are commonly used in irrigation systems to connect PVC pipes, valves, and fittings of varying sizes. They are resistant to corrosion from acids, alkalis, and most chemicals, making them suitable for harsh environments. PVC Threaded Bush are versatile pipe fittings used in plumbing, irrigation, and industrial applications to facilitate connections between pipes, fittings, and valves of different sizes and types.