Back Thermowells are the protective sheaths for RTD’s, Thermocouples, & Temperature Gauges . Proper selection of material for the Thermowell will save the sensor from damage and gives reliable service. TEMP TECH manufactures all types of Thermowells with almost all metals like SS, CS, Inconel, Monel, Titanium, Hastalloy B & C and non- metallics like Ceramic, Teflon . The Thermowells are designed as per the customer requirements and ASME PTC 19.3 code is followed wherever applicable. Thermowells are made as per the following specifications.