Replacement RS (Robert Shaw) thermocouple for Heatilator gas stoves and fireplaces. Measures 28″ long. Fits Robertshaw & some SIT 820 NOVA Gas Valves with fine thread. Fits the following models:
- ADI-ZC-FB
- ADI60
- ND3630
- ND3630L
- NDI30-SP
- NDI30-SPFK
- NDI35-SP
- NDI35-SPFK