904

  1. M

    Flue liners - 904 vs 316, dura flue

    Hello all Currently have a flue liner installed that was previously used for a gas appliance. I was wondering if it can be used for a wood burner? Is there anyway of testing for whether the current liner is 904 or 316 grade? If I can't use it, then I will buy a new one. Has anyone opinions on...
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