The ANTARES BT63 is manufactured by Pci, and is a back entry dial thermometer that is suitable for use in boilers and hot water tanks. The unit is integrated with a ½-inch BSP, and a pocket thermowell made of brass as a standard. Its casing and bezel is made of aluminum, and its window is made of plastic. The stem of the model is available in 40 mm up to 100 mm.