Painted profiled, steel roofing – chalking of finish

The finish loses its original colour and takes on a chalky appearance

Causes

Weathering – chalking will be more visible with darker colours

Cause

Weathering – chalking will be more visible with darker colours

Repair

  • if failure occurs within the product guarantee period, contact the manufacturer
  • if failure occurs outside the product guarantee period, washing the roof to see if chalking can be removed, then re-paint according to the roofing paint manufacturer’s instructions