Potterton interpart temperature thermistor pt no 404516 GC no E00262
Temperature Thermistor Sensor for Boilers Suitable for Various Heating Systems
Temperature Thermistor Sensor for Boilers to Improve Heating Efficiency
Ferroli pressure gauge & temperature gauge pt no 39800300
Interpart Potterton thermistor sensor for Puma/Lynx heating boiler p/no 10/18761
Potterton thermistor probe (8430048)