Features: 1、Materials: Made of copper and More thick head to have better temperature resistance over 1472°F. 2、Compatible for Fireplace Assembly Kit Like Model 69L17, 69L18, 10002265 10002264 work for Majestic,Temco,Vermont, Dutchwest ,Monessen,Century Fireplace Pilot Lights Model. 3、Replace Model: Lennox 74L57 Gas Fireplace Thermocouple. 4、Techinical Data: Un-load voltage over 20mV, openning valve time less than 15 Seconds. Life time 40000 times. 5、Important Installation: Make sure the pilot burner can heat the thermocouple tip always then it can generate enough volt to open the gas valve. Package list: 2x Copper Tube Thermocouple .
