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  2. Damp (structural) - Wikipedia

    en.wikipedia.org/wiki/Damp_(structural)

    An example of a damp proof course of slate in a brick wall intended to prevent rising damp A physical damp proof course made from plastic can be installed into an existing building by cutting into short sections of the mortar course, and installing short sections of the damp proof course material.

  3. Damp proofing - Wikipedia

    en.wikipedia.org/wiki/Damp_proofing

    Rising damp is the effect of water rising from the ground into property. [3] The damp proof course may be horizontal or vertical. [4] A DPC layer is usually laid below all masonry walls, regardless if the wall is a load bearing wall or a partition wall. A damp-proof membrane (DPM) is a membrane material

  4. Waterproofing - Wikipedia

    en.wikipedia.org/wiki/Waterproofing

    Masonry walls are built with a damp-proof course to prevent rising damp, and the concrete in foundations needs to be damp-proofed or waterproofed with a liquid coating, basement waterproofing membrane (even under the concrete slab floor where polyethylene sheeting is commonly used), or an additive to the concrete.

  5. Dado (architecture) - Wikipedia

    en.wikipedia.org/wiki/Dado_(architecture)

    The purpose of the dado treatment to a wall is both aesthetic and functional. Historically, the panelling below the dado rail was installed to cover the lower part of the wall which was subject to stains associated with rising damp; additionally it provided protection from furniture and passing traffic. The dado rail itself is sometimes ...

  6. Indoor residual spraying - Wikipedia

    en.wikipedia.org/wiki/Indoor_residual_spraying

    Mosquitos on the walls on IRS-treated bathroom on the shores of Lake Victoria. The mosquitoes remain on the wall until they fall down dead on the floor. For IRS to be effective, at least 80% of premises (houses and animal shelters) in an area must be sprayed, [ 4 ] and if enough residents refuse spraying, the effectiveness of the whole program ...

  7. Cavity wall - Wikipedia

    en.wikipedia.org/wiki/Cavity_wall

    A cavity wall is a type of wall that has an airspace between the outer face and the inner, usually structural, construction. [1] The skins typically are masonry , such as brick or cinder block . Masonry is an absorbent material that can retain rainwater or condensation.

  8. Vertical damp proof barrier - Wikipedia

    en.wikipedia.org/wiki/Vertical_damp_proof_barrier

    The purpose of a Vertical Damp Proof Barrier is to prevent the ingress of damp and water into subterranean structures such as basements, cellars, tunnels and earth shielded buildings. (Also known as Earth sheltered buildings ).

  9. Rising Damp - Wikipedia

    en.wikipedia.org/wiki/Rising_Damp

    Penetrating damp is visible as a darker patch on the plaster lining of the inner wall, usually starting at floor level on the ground floor and rising up from there, hence the term 'rising damp'. In extreme cases, salt leached out of the wall forms crystals on the surface of the plaster as the water evaporates.