damp proofing, cavity membrane
Maclennan-LSE specify and carry out damp proofing on a wide range of buildings. Many of which are traditional cob and stonebuilt or flint and brick buildings..
timber treatment wood boring insects
Targeted timber treatments into the heart of the infestation are the only way of eradication. Investigation into the extent of the damage is necessary..
Dry Rot
A brown rot, which typically occurs on wood, is usually the first signs of dry rot. It is a major decaying fungus in building, left untreated it will cause extensive damage..
types of dampness electrical moisture meter
To determine the level of dampness present, Maclennan-Lse surveyors will use an electrical moisture meter which will help indicate the type of dampness..
Damp Proofing



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Maclennan-LSE

Using techniques devised over the last 30 years Maclennan-LSE have become one of the countries leading damp proofing companies. Our Surveyors are fully qualified at the institute of wood science as certified surveyors of timber treatments, by carry out full timber surveys we are able to provide detailed reports on defects.
We specialise in the sympathetic damp proofing of historic buildings to provide a lasting cure to the problems with damp. Where necessary a full specification and program for remedial work will be supplied. Using salt and plaster analysis, Carbide meter testing and where necessary laboratory testing, Maclennan-LSE will be able to asses the affect of damp damage on the building fabric.
Types of Dampness
Penetrating damp, and rising damp are two of the main types of dampness that can cause  damage and ultimately lead to the deterioration of the fabric of your building.
Condensation
The development of staining, and the appearance of mould growth, is the most tell tale sign of the damaging problem of condensation
Dry Rot
"Serpula Lacrymans" commonly known as Dry Rot often causes extensive fungal decay damage in buildings if left untreated.
Damp Proofing
Maclennan-LSE can offer various forms of bespoke damp proofing methods for a wide range of buildings, include historical buildings.
Our Cavity drain membrane system is a vestal answer to a lot of damp related problems, we also offer other damp proofing services.
Timber Treatments
Wood boring insects and the death watch beetle infestations can, if untreated, cause serious damage to timbers within buildings. A thorough investigative inspection should be carried out to determine the most effective treatment to implement.
We work in
London, Surrey, Wiltshire, Hampshire, Avon, Kent, Sussex, Dorset, right across the South Of England and all over the UK.