Rising Damp

Rising Damp

Moisture from the ground rises through the wall, causing paint blistering, wallpaper peeling and plaster crumbling.

Penetrating Damp

Penetrating Damp

Damp patches appear on the inside of the wall around windows and doors.

Condensation

Condensation

Moisture from cooking, breathing, washing etc... condenses on cold walls and windows.

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What Type of Dampness Do You Have?

It is a common misconception that damp has a singular cause. The reality is that there are several different types of damp that can effect a building, each requiring specific solutions.

Type of Dampness

Symptoms

It is important to properly identify the type of dampness that is effecting your property. Using the wrong treatment method due to misidentification can often do more harm than good. The following symptoms can help with damp identification.

Solutions

Once the correct form of dampness has been identified, the following treatment methods should be considered to rectify the problem.

What Next?

Rising Damp Symptoms

Peeling and blistering of wallpapers and paints

Damp walls can cause paint blistering, wallpaper peeling and plaster crumbling.

An example of rising damp

Visible dampness and efflorescent salts can be seen on lower sections of the wall.

Rising Damp Solutions

  1. Install new DPC using Dryzone or Dryrods to block damp.
  2. Damaged plaster may need to be replaced using a specialist damp-proofing plaster.

Penetrating Damp Symptoms

An example of penetrating damp

Rain penetrates through the wall, leaving damp patches.

An example of penetrating damp

Damp patches appear on the inside of the wall around windows and doors.

Penetrating Damp Solutions

  1. Repair masonry defects e.g. cracks, damaged pointing, faulty window / door seals, etc...
  2. Apply Stormdry Masonry Protection Cream to the outside wall, which will stop rainwater soaking into porous bricks, stone and mortar.

Condensation Symptoms

An example of condensation

Moisture from cooking, breathing, washing etc... condensing on cold walls and windows.

Black mould growth

Black mould formation.

Condensation Solutions

  1. Improve ventilation - e.g. Humidistat extractor fan.
  2. Improve background heating & Insulate cold walls.
  3. Install dehumidifier.
  4. Use mould-resistant paint to deal with symptoms.
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For more information call 01403 210204