A temperature calibration bath provides precise temperatures for more calibration of PRTs, SPRTs, and liquid in glass (LIG) thermometers. Davis instruments offers a selection of temperature baths for calibration of temperature equipment. Choose the calibration bath that fits your needs from our full selection. Their portability makes them ideal for field work. For calibration of longer thermometers, utilize one of the Deep-Well Compact Constant Temperature Baths. Choose from a selection of temperature ranges so you get the constant temperature bath right for your needs.