Zinc cladding – small holes appearing in the zinc
Listed under: Exterior, metal, zinc, timber and wood-based, plywood, cladding, walls, moisture, condensation, wall cladding, zinc cladding
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