• Carry out regular inspection and maintenance.
  • Seek advice from suitably qualified professionals.
  • Repair rather than restore or replace.
  • Respect the building's character and history and ensure new work is sympathetic.
  • Avoid unnecessary work.
  • Study the history of the building and how it has changed.
  • Analyse the cause of the defects.
  • Use only traditional materials and proven techniques.
  • Reuse materials salvaged from your own building.
  • Remedy previous bad repair
  • Remove disfiguring alterations of additions.
  • Adopt correct priorities for repairs.
  • Use only reliable contractors or craftspeople.
  • Obtain necessary planning and legal consents.


  • allow serious defects to remain.
  • expect independent advice from a salesman.
  • repair in unsympathetic materials.
  • attempt to 'improve' by altering the original appearance.
  • clad walls with artificial stone or other modern materials.
  • use unsuitable 'off the peg' architectural elements.
  • rely on commercially based claims for any product or technique.
  • use so-called 'maintenance-free' products.
  • waste re-usable material
  • bodge repairs.
  • remove or demolish original elements.
  • replace windows or doors in non-original patterns or materials.
  • employ anyone without references or inspecting their work.
  • do any work without the required consents.


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