Damp proofing
Damp Proofing Basements Marylebone London
Damp proofing refers to any activity aimed at doing away with the damp on the walls. There are three types of damp namely condensation, rising and penetrating. For condensation, the water on the walls of your house or basement condenses and starts eating the walls from the outside.
For rising damp, it starts from the ground level of your house eating the walls going upwards. Normally, this does not proceed to more than 1.5 meters above the ground. The main cause of this type of damp is the ground (where your house lives) have a high water level or there is a breakage in the drainage system of your house resulting in water spillage.
As for penetrating damp, the water or moisture comes mostly from a fault at the roof. The damp starts eating the walls from the ceiling downward. However, in this article, we are going to look at how you can perform damp basement proofing especially if you own a bar or a restaurant in Marylebone.

What are the advantages of damp proofing basements Marylebone London?
In Marylebone, most bars and restaurants have a basement for packing or any other purpose. With the type of weather that Marylebone has, it is very easy for dampness to occur on the walls of the basement. While damp in small amounts is not as dangerous, when it accumulates it can it up an entire wall thereby causing the destruction of the structure.
Some of the advantages of basement damp proofing thereby include:
Ensure safety
Damp proofing basements Marylebone London Bars and restaurants are public places. People park their cars in the basements and proceed to have fun. It is just normal that these people need safety and therefore there is a need to eradicate any possible threat, in this case, the damp. The basements would be a safer place without damp that runs the risk of collapsing any time.
Physical appearance of the basement walls
In a bar or a restaurant, the customers will want to see brighter and inviting colours from the walls to the general setting of the building. However, with damp all over the basement walls, your customers are likely to be turned away. They will look for other places where they “feel welcomed”. A basement car park is the first place a customer visits before getting into the restaurant and so it should give a clear picture of what the customer can expect.
How can you damp proof basements in Marylebone?
While some of the damp can be clear, in some cases you might need to hire the services of a professional surveyor. He will analyse the condition of your basement for you and advise you on the best steps to take.
Generally, you should always look out for any signs of damp and take the appropriate step if you notice any.
Conclusion
Damp proofing basements in Marylebone especially if you own a restaurant or a bar. If ignored, damp can cause major problems including destroying the building at hand. Hiring a surveyor to check out for damp once in while is a bold step to ensuring this does not happen.
Customer Testimonials
As time is of the essence, we would like to get to work as soon as possible; of course, we are happy to fit in with the customer’s schedule. If you are unable to leave work, we are happy to do the work with no one at home; all our employees are CRB/DBS checked.
While some insurance providers might offer that, it would be best to check with your carrier. They will be able to provide you with a more accurate answer on this matter.
At London Damp Specialists, we have a working relationship with the top insurer GPI and you can take out a policy that covers damage caused by damp.
We do not require payment until the work is dry and you are satisfied with the service.
Yes, at London Damp Specialists, we treat all forms of timber rot including woodworm.
We offer a range of survey services; check our homebuyer survey page for a list of services and prices. We are competitively priced and we will match any quote from a reputable company.
Our 5 Step Process
01
Initial Consultation
Tell us about your damp issue and we’ll guide you on next steps. It's an opportunity for you to ask questions and gather information.
02
Site Visit
Next, we visit your property to find the root cause of the issue. We’ll also assess the local environment, and take measurements or observations.
03
No Obligation Quote
Then we’ll send a detailed estimate of the costs involved, with no hidden extras, and provided to you without any commitment. You can review the financial aspect before making any decisions.
04
Work Carried Out
Our expert team carries out the work as planned, to the agreed timeline and quality standards, with minimum disruption to you.
05
Payment
The last step is payment, once the work’s complete, your home is dry and you’re satisfied with the results.
Damp Survey Costs
Transparent pricing with no hidden fees for our independent, unbiased surveys.
Level 1
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
What’s included:
- Everything in Level 1
- Dry rot inspection
- Wet rot inspection
- Woodworm inspection
- Damp information and prevention guide
Level 3 (Most Popular)
What’s included:
- Everything in Level 1 & Level 2
- Thermal Imaging
- Air humidity testing
- HD boroscope camera
- Brickwork pointing inspection
- DPC inspection
- Ventilation flow test on extractor fans
- 4K drone imagery roof, chimney stack
and guttering inspection - Structural condition inspection
- Damp information and prevention guide
Survey Add Ons
Add On 1
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 On 2
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.
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 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 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
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 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
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
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
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
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.
