Step 1

Small cracks best wax or paraffin. Dissolve (preferably steamed) or paraffin wax, and with pot with pour spout enough in the slot. Leave the fingers one by one. At the end of the floor scratch spatula excess dried wax.
Step 2

To remove the larger cracks will be more practical acrylic filler, which is available in many different shades. The simplest to use, you can squeeze the tube directly on the restored surface. Remove the excess putty with a cloth before it dries.
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Step 3

In the case of strips of burnt charred wipe the surface with sandpaper. Fill the resulting inequality with wax, and after drying the whole.
Step 4

To remove loose stave Prize chisel it, preferably in several places. If this is not enough to score as a measure staves chisel with a hammer, then remove piece by piece.
Step 5

After removal of the damaged friezes clean spatula or sandpaper the edges of adjacent strips and the surface, which was removed before the stave. Then thoroughly dust. The floor and the underside of the new staves with a thin layer of glue. Firmly press the new stave, and immediately remove the excess glue flowing out. Allow to dry for a minimum of 24 hours.