These distillation adapters have same size inner joints on the bottom and sidearm which make a 75° angle with each other. The adapter has a tubulatipn at the top for use with a rubber fitting which permits insertion of plain stem, partial immersion thermometers. It comes supplied complete with the rubber fitting.
For a similar distillation adapter with a standard taper joint at the top see item # CG-1022.
For a similar distillation adapter with a top ground glass joint to accept jointed thermometers, see item # CG-1024.
For a similar distillation adapter with a Chem-Thread fitting to accept thermocouples, probes, tubes, and unjointed thermometers, see item # CG-1027.