Zinc cladding – small holes appearing in the zinc

Cause

Condensation forming on the back of the zinc panels – pure water is very damaging to zinc

Repair

  • engage an experienced building surveyor to report on the cause of the condensation and to suggest repair options   

Cause

Corrosion initiated through the use of the wrong fixings

Repair

  • engage an experienced building surveyor to report on the cause of the corrosion and to suggest repair options   

Cause

The zinc is not isolated from the plywood substrate

Repair

  • engage a registered building surveyor to report on the building condition and repair options

Cause

CCA (copper-based) treated plywood was used

Repair

  • engage a registered building surveyor to report on the building condition and repair options