Conservation of solid plastered surfaces

Tywi Centre



The character of many historic buildings is largely contributed by the finish applied to its walls. Inadequate protection from the elements together with the lack of maintenance will invariably result in the failure of old renders and internal plasterwork. This module will investigate ways of protecting and making appropriate repairs when conserving or restoring solid plaster surfaces.

The course content will include:

  • Recording and surveying condition of exiting plasterwork
  • Safe strategies for the removal of damaged plasterwork
  • Removal and repair of timber lathing and plaster
  • Methods of providing adequate key on various backgrounds
  • Racking out and repairing cracks
  • Materials and methods used to stabilise plasterwork
  • Methods for securing loose plaster using mechanical fixings or grouting
  • Selection of appropriate materials and mixes for repair and patching
  • Protection of work and aftercare


5 days

Who should attend?

This course is suitable for candidates who have completed NVQ2 in plastering or have equivalent experience of working within the plastering trade.

CITB Training standards and grants

This course is a CITB training standard. CITB registered companies may be eligible to apply for funding from CITB to cover the cost of this course and to receive a short course grant. For full details of available grants and funding please visit or speak with your CITB local adviser.

CITB GET code and grant tier

GET0531 - grant tier 3

Conservation of solid plastered surfaces

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