Damp Proofing trade jargon
- Air brick
A perforated brick that is built into a wall to increase ventilation.
- Chemical damp-proof course
A form of damp-proof barrier formed by injecting or diffusing a liquid or semi-liquid mixture into a wall.
Water droplets which form on cold surfaces - like walls and window panes - when warm damp air comes into contact with them.
- Damp proof course
A layer of impermeable material that stops moisture rising from the ground into a building's walls.
Typically layed at aleast 2 brick courses above ground level. Commonly referred to as DPC.
- Damp proof membrane
A waterproof layer which stops moisture rising through a sub-floor such as concrete.
Often referred to as DPM.
A machine which removes excess moisture from the atmosphere.
- Dry rot
A wood rot - caused by the basidiomycete fungus - which typically affects damp timber and causes it to darken and crack into 'cubes'.
- Lateral moisture penetration
Water which enters a structure through a side wall.
- Rising damp
Moisture which enters a house by rising from the earth and through the lower parts of the structure.
- Wet rot
Rot occuring as a result of direct moisture or damp, which can occur both indoors and outdoors.
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