DZR 90º compression elbows are manufactured out of anti corrosion dezincification material. This is a process that stops corrosion when in contact with specific chemicals. These compression elbows are available in 15 - 22mm copper tube sizes. These have been designed to be most suitable for high pressure glycol fluids. DZR CxC elbows, 15 -22mm are suitable for very high temperature joints 15mm and 22mm brass tube inserts are available for superior leak free sealing.