Rising Damp Perth

Rising damp in Mount Lawley, WA

Talk it through

Rising Damp Perth assesses damp in Mount Lawley, WA 6050, and we meter the wall before we quote.

Mount Lawley's walls, and how moisture moves through them

The lower plaster of an old room crumbling around a fireplace, with white salt on it.

Mount Lawley has intact 1900s-1930s brick, parts of it heritage-listed, and that changes the treatment as much as the diagnosis. Salt damage can show first on a shaded south wall, where little dries out over winter.

What a heritage listing changes

A listing limits what can be cut, drilled, rendered or replaced on a facade, so the treatment leans toward injected courses and breathable lime finishes rather than anything that changes the appearance of the masonry. That is usually the better technical answer as well as the permitted one, because lime lets the wall keep drying through its face. It does mean approvals form part of the timeline, and that should be in a quote rather than discovered halfway through.

The wall that never dries

Damp can show up first and worst on the elevation that gets no sun. A south or party-side wall stays cold and damp right through a Perth winter, so the same quantity of moisture that a north wall sheds in a week sits in that wall for months and brings salt to the surface. If one wall of a house looks far worse than the others, aspect may be part of the answer, and it changes where an assessment starts rather than what the treatment is.

Mount Lawley ground facts

Ground level within 250 m25 to 40 m above sea level (approx.)
Ground level at the centreabout 33 m
Indian Ocean coast (salt air)about 11.5 km from the centre, straight line
Nearest riverSwan River, about 1.5 km from the centre, straight line
Perth CBDabout 3.1 km, straight line
Streets inside the suburbBeaufort Street, Walcott Street, Central Avenue and Whatley Crescent
Parks and reservesCopley Park, Brear Park and Faull Park
Street map of Mount Lawley, Perth, with the suburb boundary dashed
Map data © OpenStreetMap contributors

What the Mount Lawley numbers mean for a damp wall

At 11.5 km from the coast, sea air is unlikely to be the source of salt in a Mount Lawley wall. For heritage brick that matters: the salt to remove most likely came up from the ground, and a lime-based replaster suits both the listing and the wall.

What to check first in Mount Lawley

  1. Whether your Mount Lawley house is heritage-listed, before any quote. A listing changes which methods are allowed.
  2. Which wall is worst. If it is the shaded one, compare it with the sunny side of the same Mount Lawley house before assuming the whole house needs treatment.

Prices and next steps for Mount Lawley

The six signs are on the inspection page, the order of the work on how it works, prices on the cost page and the measuring method on the about page.

Talk it through in Mount Lawley

Talk it through. Tell us what you're seeing — or what your building report said — and we'll book an on-site assessment ($450 plus GST) with a written diagnosis. A fixed quote follows the assessment.

We call you back to talk it through. Any work is quoted after we have assessed the wall.

Call 0468 050 296

Rising damp help in other suburbs

Diagram of the Perth suburbs we carry out damp assessments in, plotted in relative position around the Swan and Canning rivers. It is a coverage diagram, not a flood map.
Mount Lawley among the suburbs we cover (schematic, and not a flood map; see how flood and groundwater damp differ).

We carry out assessments across the Perth metropolitan area, including:

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