Damp & Mould: The Importance of Regular Home Inspections

Your London home is likely to be one of the biggest investments that you will ever make and as you make the mortgage payments, the property will increase in value over the years. As a homeowner, it is your responsibility to maintain the building and the damp climate we have in the UK poses a very real threat to every structure, regardless of the materials used in its construction.

Regular damp inspections

Most people are not that observant when pottering around their home and tell-tale signs of damp and mould might go unnoticed. Once moisture gets into a building, it gradually penetrates the walls and causes damp to damage plaster and a damp and humid atmosphere can cause mould and mildew. Regular damp inspections give you a heads-up if moisture is present in the building and that can save you thousands of pounds in repair bills.

Tell-tale signs of damp and mould

The following are sure signs that you have moisture issues in your home:

  • Excess condensation on windows – Condensation forms on the inner surface of windows when there are extreme temperature differences. It can also form on window frames and sills and should be wiped away with a dry cloth. After a hot bath or shower, open the bathroom windows to dissipate the condensation and keep the door closed to prevent moisture getting to other areas.
  • Damp patches on interior walls and ceilings – Regularly check all rooms, looking for damp patches and tide marks.
  • Mould & mildew – Lack of ventilation promotes the growth of mould and mildew, which poses a serious threat to health. Black mould, for example, is very dangerous and should you suspect that your home has mould issues, give London Damp Specialists a call on 020 7458 4864 and let the damp professionals carry out a series of tests to determine whether or not damp is present in the building.
  • Crumbling masonry and mortar – If damp impacts exterior walls, it can compromise brickwork and mortar, which causes it to crumble. Damp spreads by capillary action and slowly but surely, it will cause serious damage and unless it is addressed promptly, costly repairs are the likely result.
  • Peeling wallpaper – Dampness on walls causes wallpaper adhesive to be inactive and if you should notice corners of strips of wallpaper peeling away from the substrate, you need to call a damp specialist in London.
  • Musky odour – If you notice a musky smell in the house, this is an environment in which mould and mildew thrives. This means a thorough inspection should be carried out to identify the source of the unpleasant odour.

Rather than inspect the house yourself, why not give us a call and one of our qualified damp surveyors can carry out a thorough damp survey? We use cutting-edge technology to accurately determine whether or not damp is present in your home and you would receive a detailed report in writing within 24 hours of the survey completion.

Don’t delay, call the best damp proofing company in London today and arrange for a damp inspection in your home.

Damp Survey Costs

Transparent pricing with no hidden fees for our independent, unbiased surveys.

Level 1

Level 1

£199 + VAT

What’s included:

  • Inspection of walls
  • Inspection of floors
  • Inspection of ceilings
  • Leak inspection of drains and plumbing
  • Damp information and prevention guide
Level 2

Level 2

£299 + VAT

What’s included:

  • Everything in Level 1
  • Dry rot inspection
  • Wet rot inspection
  • Woodworm inspection
  • Damp information and prevention guide

 Survey Add Ons

Add On 1

£299 + VAT
Lab Analysis Of Plaster

Laboratory analysis Of plaster identifies hygroscopic salts such as chlorides and nitrates. which indicate whether damp is caused by rising groundwater or by plumbing leaks, This testing removes guesswork, allowing the exact source of moisture to be identified so the correct treatment is applied rather than carrying out unnecessary damp-proofing work.

Add to Survey

Add On 2

£299 + VAT
Mould Lab Swab Testing, qPCR on DNA

qPCR DNA mould testing detects microscopic mould spores that are invisible during a normal inspection and van remain hidden behind walls, floors. or inside building rkaterials. It identifies the exact mould species present and the contamination level, allowing hidden mould problems to be confirrned and properly treated before they affect the property or occupants’ health.

Add to Survey

Qualifications: All our surveyors are PCA and CSRT qualified for remedial treatments and also CSSW qualified for structural waterproofing.
Next day report: You will receive the report within 24 hours of the inspection taking place.

The survey fee will be deducted from the cost of any recommended repairs.

These are the tools we use

A damp meter

A damp meter

A damp meter is a diagnostic tool used to detect and measure moisture levels within building materials such as plaster, brick, timber, and concrete.

Borescope camera

Borescope camera

borescope camera is a small inspection camera attached to a flexible semi-rigid cable that allows you to see inside areas that are otherwise inaccessible.

Inspection Drone

Inspection Drone

A drone is a remotely operated aerial device equipped with a camera that allows visual inspection from above without the need for scaffolding or ladder.

Air Humidity Sensor

Air Humidity Sensor

Air humidity sensor measures the amount of moisture present in the air, expressed as relative humidity (RH) in percentage. It helps determine whether indoor conditions are contributing to condensation, mould growth, or damp-related issues.

Thermal Imaging Camera

Thermal Imaging Camera

A thermal imaging camera detects temperature differences on surfaces by using infrared technology to produce a heat map image. In damp investigations, it helps identify cold spots, moisture intrusion, insulation defects, thermal bridging and leaks.

Air Flow Ventilation Detector

Air Flow Ventilation Detector

An air flow ventilation detector measures the movement and volume of air passing through vents, extractor fans, and air bricks. It confirms whether ventilation systems are working properly and achieving adequate air changes within a room. Poor airflow leads to trapped moisture, high humidity, condensation on cold surfaces, and ultimately mould growth.

Mould Swab Test Kit

Mould Swab Test Kit

A mould swab test is carried out to confirm the presence of hidden mould growth and identify the specific species involved. Surface mould is not always visible, especially behind furniture, inside cavities, or within ventilation systems. Laboratory analysis of a swab sample determines whether active mould spores are present and what type they are, which helps assess potential health risks and decide the correct remediation approach rather than relying on visual assumption alone.

Plaster Salt Analysis Lab

Plaster Salt Analysis Lab

Laboratory analysis of plaster is used to identify the type of salts present within the material, typically chlorides and nitrates. The presence and concentration of these salts help determine whether the moisture source is consistent with rising damp, ground contamination, or another forms [sic] of water ingress. such as mains water leak, This removes guesswork and prevents misdiagnosis, ensuring the correct remedial treatment is specified rather than applying unnecessary or ineffective solutions.

Contact Us

If you have some questions, please complete this form:

Book and Pay for a survey

If you are ready to book a survey and pay, please complete this form:

Book Survey

Contact Us

If you have some questions, please complete this form:

Book and Pay for a survey

If you are ready to book a survey and pay, please complete this form:

Book Survey

Contact Us

If you have some questions, please complete this form:

Book and Pay for a survey

If you are ready to book a survey and pay, please complete this form:

Book Survey