Crossword clues for Part of a furnace. 6 letters:DAMPERFurnace partDAMPERPiano or furnace part.STOKERPart of a furnace.FIREPOTFurnace partHAPPYDAMPERContented furnace part?FLUEFurnace partTYMPBlast-furnace partIGNITORFurnace partFIREBOXESFurnace partsGRATEFurnace partASHPITSParts of furnaces or stoves.TESTHOLEPart of a cementation furnace.TYMPPart of a blast furnace.