The flame in my living flame gas fir is orange ,blue,white is this ok:(

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Originally Posted by fatsteph

the flame in my living flame gas fir is orange ,blue,white is this ok:(

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The orange represents unburned gas that's wasted. In my boiler days we always tried for the brightest yellow flame, and measured CO2 content of the flue gas. Try searching "Boiler flame color" or something of such nature... good luck...