A Sanha 22mm Copper Press Female x Female 90 Degree Bend is a type of plumbing fitting used in copper piping systems. It is designed to connect two sections of 22mm copper pipe at a 90-degree angle, with female ends on both sides of the bend. The fitting uses a press connection method, which involves using a specialized tool to crimp the fitting onto the pipes, creating a secure and leak-proof connection without the need for soldering or other traditional plumbing techniques. Sanha is a brand that specializes in producing high-quality press fittings for various plumbing applications.