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Timber weatherboards – joints opening

  • Thermal expansion and contraction of timber

    How to repair

  • Timber swelling/shrinkage caused by moisture absorption into end grain if joints were not adequately primed before installation and painting or staining

    How to repair

Paint failure at joints and external corners of timber weatherboards

Rot in timber weatherboards

  • Timber is or has been continuously damp

    How to repair

  • Timber was inadequately treated – radiata pine must be treated to H3.1 if painted and H3.2 if installed unpainted or stained

    How to repair

  • View all repairs

Leaking through timber weatherboard cladding

Split or cracked timber weatherboards

Stain failure at base of timber weatherboard walls

  • Cladding covered by soil/foliage

    How to repair

  • The back surface of boards is too close to the ground, not sealed and absorbing moisture

    How to repair

  • View all repairs

Leaking through stained or clear-finished timber weatherboards

Splits or cracks in stained or clear-finished timber weatherboards

Rot in stained or clear-finished timber weatherboards

  • Coating failure

    How to repair

  • Timber is or has been continuously damp

    How to repair

  • View all repairs

Rot at base of stained or clear-finished timber weatherboard walls

Plywood cladding – paint failure at base of walls

  • Cladding covered by soil/foliage

    How to repair

  • The back surface of boards too close to the ground, not sealed and absorbing moisture

    How to repair

  • View all repairs

Fibre-cement cladding – sealant cracking or degradation