Clear finishes
Showing results 1-12 of 22
Cupping of stained or clear-finished timber weatherboards
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Thermal expansion and contraction of timber
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Swelling/shrinkage due to moisture absorption
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An insufficient gap was left between rusticated weatherboards during installation where boards have been finished with a clear coating or stain
Black staining on stained or clear-finished timber weatherboards
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Mould growth on timber surface; occurs most commonly on south-facing walls
Uneven weathering of clear-finished timber weatherboards
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Weatherboards having different levels of exposure to weather – for example, protection from eaves or verandah roof
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Stain or clear finish has little or no pigments
Loss of original timber colour on clear-finished timber weatherboards
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Weathering, UV light exposure
Stain failure on stained or clear-finished timber weatherboards
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Weathering, UV light exposure
Deterioration of weatherboard surface under clear or stain finish
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UV light deterioration
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Cracking of the clear finish resulting in: moisture penetration and timber swelling mould growth loss of adhesion and flaking or peeling of finish
Cracking/flaking of film on stained or clear-finished weatherboards
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UV light deterioration
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Moisture penetration and timber swelling
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Mould growth
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Loss of adhesion and flaking or peeling of finish
Stain failure at base of timber weatherboard walls
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Cladding covered by soil/foliage
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The back surface of boards is too close to the ground, not sealed and absorbing moisture
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Concrete has been placed up to and against cladding
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High subfloor moisture levels behind the cladding
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Bottom of cladding is too close to a waterproof deck surface, apron flashing and absorbing moisture
Erosion of penetrating clear/stain finish on timber weatherboards
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UV light deterioration
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Moisture penetration and timber swelling
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Mould growth
Staining from run-off from cedar or H3.2 treated pine weatherboards
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Leachate from cedar weatherboards or treatment chemicals
Splits or cracks in stained or clear-finished timber weatherboards
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Boards have been double nailed preventing movement
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Boards are single-fixed but nailed through the lap preventing movement
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Timber has become too dry
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Splitting occurred during installation
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Insufficient gap was left between rusticated or rebated weatherboards during installation
Stained or clear-finished timber weatherboards too close to ground
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Gardens have been built up
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Path or paving was laid against the cladding
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Installed too close to the ground