The stuccos of the previous interventions has been treated as follows: those in poor condition are removed using humidity with a brush and mechanically. Punctually, some stuccos are leveled and is decided to respect those who are undamaged because it has been proven the stability over time.
To make the stucco it has been used plaster (blanco de España) and as a cohesive natural glue of animal origin (rabbit tail). To get the maximum precition to fill the slopes it is applied by brush.