The restoration asks a methodical work: Disassembly, cleaning, consolidation of ceramics, discount in place of tiles, then the stove of refractory Earth filling. Then comes the delivery State of the plate warmer and doors and last step polishing of marble.
Sometimes should even redo the tiles from casts of the original tiles, be performed by those who are missing, with the same color and relief. A job that can be long, but depends on the extent of the renovation.