Damp Proofing Chalfont

Specialist Damp Surveys, Mould Treatment & Timber Preservation in Chalfont.

Checkatrade
Checkatrade
9.6
verified by Trustindex
Trustindex verifies that the company has a review score above 4.5, based on reviews collected on Checkatrade over the past 12 months, qualifying it to receive the Top Rated Certificate.
Before and After Damp of a house
"A very professional company. Damp has fully gone, and it was a miracle. I tried so many times before with other contractors with no luck"

Get Your Damp Proof Survey & Quote

Damp, Mould, Timber & Waterproofing Specialists Across the Chalfonts

Nordic Damp Proofing provides professional damp surveys, damp proofing services  and waterproofing throughout Chalfont St Peter, Chalfont St Giles, Little Chalfont and the surrounding Buckinghamshire area.

Damp Surveys in Chalfonts

A hand holds a thermal imaging camera pointing at a mouldy, damp wall in a loft room with a single exposed light bulb and visible water damage and mould on the walls.

We can investigate damp patches, recurring mould, peeling decoration, damaged plaster, white salts, musty smells, damp skirting boards, staining around chimneys, water ingress, condensation and timber decay.

Areas and Postcodes We Cover Around Chalfonts

Three white Nordic Damp Proofing cars with blue branding are parked outside an industrial building on a sunny day, showcasing the reliable presence of Nordic Damp Proofing. A tree and more vehicles can be seen in the background.

Areas covered include Chalfont St Peter, Chalfont St Giles, Little Chalfont, Gerrards Cross, Seer Green, Jordans, Amersham, Chesham, Chenies, Latimer, Chorleywood, Rickmansworth, Denham, Fulmer, Hedgerley, Stoke Poges, Beaconsfield, Penn and surrounding areas.

Damp Issues We Investigate in Chalfonts Properties

A man in a black shirt demonstrates how our damp proofing process works, plastering a wall near a window with a tool above his head and holding a board with plaster; a covered piece of furniture sits in the background.

The type of property can make a significant difference to both the symptoms and the cause of damp.

A traditional cottage may have solid masonry walls and older plaster. A larger detached home may have several extensions built at different times. A modern apartment may be highly insulated but struggle with ventilation. A garden room or converted garage may have completely different damp protection from the main house.

Chalfont Damp Proofing Company

Why Choose Nordic Damp Proofing in Chalfont?

All reviews
4.9
Google
Google
4.9
Trustindex
Trustindex
4.0
Bark
Bark
5.0
Checkatrade
Checkatrade
9.6
ExcellentTrustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 54.9185 reviews
4.9Trustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 5
Excellent185 reviews
ExcellentGoogle star 1Google star 2Google star 3Google star 4Google star 54.982 reviews
4.9Google star 1Google star 2Google star 3Google star 4Google star 5
Excellent82 reviews
GoodTrustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 54.01 reviews
4.0Trustindex star 1Trustindex star 2Trustindex star 3Trustindex star 4Trustindex star 5
Good1 reviews
ExcellentBark star 1Bark star 2Bark star 3Bark star 4Bark star 55.012 reviews
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Excellent12 reviews
ExcellentCheckatrade star 1Checkatrade star 2Checkatrade star 3Checkatrade star 4Checkatrade star 59.690 reviews
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Excellent90 reviews
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J profile picture
J
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Jamie did an excellent job of fixing damp at my house. He fixed the issues quickly and on time. He plastered to a very high standard. He left the house clean of dust and was a pleasure to have here. would definitely recommend.
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A good company to deal with Everyone I dealt with at NDP was charming and pleasant. NDP investigated and addressed a problem with damp in my utility room. As the issue was not run of the mill, NDP sent two people (Daniel & Harvey) to assess the issue before deciding on a treatment programme. Toby & Jack spent two days addressing all possible causes and, at this stage, it seems the works have successfully addressed the problem. I contacted NDP about a couple of things afterwards and Lydia was very helpful and efficient and sent Ryan to assess and address the issues at the earliest opportunity.
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Angus Auden
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Thanks to Ryan who worked internally inside the house on issues that were highlighted in the survey that was completed by Daniel. He got the jobs done efficiently. Also thanks to Jack who worked externally including part of the roof that needed doing before the winter weather hits. Again done efficiently!
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James Price profile picture
James Price
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Excellent service, excellent price, really happy with the work completed.
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Mould Treatment Great experience from Nordic. Starting with the survey from Dan, through the project liaison with Lydia and Erin, through to the professional completion of the job from Ryan. Would recommend Nordic!!
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Suzi Andersen profile picture
Suzi Andersen
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Very professional company who were proactive, friendly and very responsive. I felt confident that they would offer a great service, and they did. Toby was very cheerful, knowledgeable and very careful with our property. He cleared up beautifully when he'd finished plastering. Jack was also knowledgeable and suggested alternatives for our guttering, which we were appreciative of. He did an excellent job. The office staff (Lydia) were bright and bubbly and were very responsive, which made the process run smoothly and as painless as possible. I would recommend this company without hesitation as I felt they went the extra mile.
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Nordic - when you want a job well done! From the first telephone conversation, through to the end of the project, the quality and professionalism of the company stood out. Site visits were undertaken before the work began, and after the work was completed, to ensure the highest level of customer service. The team which carried out the work, was courteous, reliable and hard working at all times. The team comprised Blane and his apprentice son Louis. Blane’s skill level is excellent and the finished job demonstrates this. Louis worked hard and is now capable of carrying out most aspects of the work. A job well done. Thank you
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Professional, thorough and very reasonable price - Highly Recommended. Cormac was extremely thorough during his extensive visit to our premises to investigate an ongoing damp issue. Although we generally knew the cause, we needed an independent report to provide to the landlord. Cormac was pleasant and forthcoming in discussion with our Centre Manager on site and understood the requirements. The report we received was detailed and contained extensive photos to evidence his explanations. I cannot recommend Cormac and Nordic Damp Proofing enough! Very professional and thorough, And a small note to say extremely reasonably priced.
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Damp Under Stairs Nordic Damp Proofing were very professional, gave a fair quote with no obligation. Had damp issue under stairs in old house, that needed all the old plaster removed and rectified. Ben who completed all work to contract and cleaned up, very pleased. Would use again
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Penetrating Damp & Condensation Treatment We'd tried a few companies to assess our damp and condensation problems but Nordic really stood out. A very thorough survey was carried out by Jason, a few days later a quote was sent and accepted and a very detailed Scope of Work issued. The work was completed quickly and efficiently by Stephen and other Nordic staff, any issues we had were swiftly addressed and professionally handled, our thanks to Jack and Lydia for their constant availability and communication.
Posted on Bark Bark
Brad Nichols profile picture
Brad Nichols
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Second time Nordic have done work for me - what a lovely company and job done.
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Salim Ahmed profile picture
Salim Ahmed
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Very professional and friendly service. They even called ahead to let me know they were running approximately 10 minutes behind the estimated arrival time due to traffic. Excellent communication and customer service throughout. Highly recommended!
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Tom profile picture
Tom
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Definitely use them again great company
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Tom profile picture
Tom
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Amazing company and workforce
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Tom profile picture
Tom
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Good company
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Michael de Villiers profile picture
Michael de Villiers
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I had a super gentleman come to my home and review the damp that I suddenly started to have mysteriously and with a sudden onset! He was super friendly and informative and I felt empowered to make the necessary decision as to the way forward with my flats treatment! A rated company and highly recommended 👌☺️👍
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amy profile picture
amy
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Had a reslly lovely experience with Nordic damp proofing. He was very honest and saved me a lot of money. Lovely, friendly and extremely helpful. Thank you so much for coming out and advising me. I 100% recommend nordic damp proofing.
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Efficient and helpful Woodworm survey completed at prospective property. Everyone was communicative and helpful. Even when we had an issue with the time of the survey changing they communicated and it was resolved. The Report was detailed and easy to understand.
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Exceptional service Couldn’t be happier with the service provided by Nordic, their customer service and work was excellent, very happy!
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Damproofing and plastering the tradesman who did the Damproofing and remedial plastering was excellent, we would strongly recommend him.
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Mould treatment Really great work. Clear and helpful communication. Very pleased
Posted on Bark Bark
Mr Jonathan Graing profile picture
Mr Jonathan Graing
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I’ve just had my 6 month checkup from Nordic preservations after completing the work back in October - everything has dried up perfectly. Great company great service.
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Charles Wright profile picture
Charles Wright
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Installed a piv unit for me was very impressed with the service thanks guys
Posted on Bark Bark
Kassie e profile picture
Kassie e
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Great service highly reccomend this company for any renovation work
Posted on Bark Bark
James H profile picture
James H
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Great service, would highly reccomend this company
Posted on Bark Bark
Maria Varney profile picture
Maria Varney
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Cormac came and surveyed my property and explained the issue clearly and how to resolve the issue, did the work the following week to a great standard, really happy with the results! Would recommend to anyone!
Posted on Bark Bark
max.moylan profile picture
max.moylan
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Mr Mcnicholas was extremely thorough in his analysis and work on our damp issues. Would definitely use again but I doubt I’ll have to with the extensive works that he completed.
Posted on Bark Bark
Alex Darbost profile picture
Alex Darbost
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I recently had the pleasure of working with Nordic Preservations to address a damp problem in my bedrooms, and I couldn't be more satisfied with the experience! From start to finish, they delivered top-notch service at a very competitive price. I want to give a special shout-out to Cormac, who was my main point of contact throughout the process. Cormac was incredibly knowledgeable, responsive, and always willing to go the extra mile to ensure everything was done to the highest standard. He took the time to explain the root of the issue and the steps they would take to fix it, which really put my mind at ease. The quality of the work was exceptional, and it's clear that Nordic Preservations takes great pride in their craftsmanship. My bedrooms are now completely damp-free, and the difference is remarkable. I also appreciate how clean and tidy they left everything once the job was done. If you're looking for a reliable, professional, and reasonably priced damp proofing company, I highly recommend Nordic Preservations. Thank you, Cormac, and the entire team for a job well done!
Posted on Bark Bark
Will profile picture
Will
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Great service and happy with the job. Would highly recommend 👍🏻
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James profile picture
James
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Brilliant guys, super friendly, very accommodating, brilliant end result

Start With the Cause: Damp Surveys in Chalfont

Damp treatment is most effective when the moisture source has been identified first.

A wall that looks damp at floor level does not automatically need a new damp-proof course. Mould around a window is not necessarily caused by the window itself. A stain halfway up an outside wall might originate from a gutter, roof or chimney several metres above it.

Our damp surveys in Chalfont are designed to build a complete picture of what is happening.

Depending on the property and symptoms, the inspection may consider:

The height and pattern of internal moisture
Whether staining changes after rainfall
Black mould and condensation locations
External brickwork, render and pointing
Rooflines, chimneys and rainwater goods
Paths, driveways and garden levels
Drainage around the building
Airbricks and suspended floor ventilation
Skirting boards, floorboards and joists
Wall finishes and historic plaster
Signs of salt contamination
Basements and rooms against external ground
Previous damp treatment or building alterations

Where moisture is difficult to trace, our survey and diagnostic services can provide further investigation.

Three white Nordic Damp Proofing cars with blue branding are parked outside an industrial building on a sunny day, showcasing the reliable presence of Nordic Damp Proofing. A tree and more vehicles can be seen in the background.
A hand holds a digital moisture meter against a white wall near carpet and tile flooring, displaying a reading of 63.8 on the screen—an important step in assessing conditions for a Damp Proofing Project in Hemel Hempstead.
A hand holds a digital moisture meter against a white wall near a carpeted floor, displaying a reading of 81.9—an essential step in assessing moisture levels during a Damp Proofing Project in Hemel Hempstead.

Damp Problems Across Chalfont St Peter, Chalfont St Giles & Little Chalfont

The type of property can make a significant difference to both the symptoms and the cause of damp.

A traditional cottage may have solid masonry walls and older plaster. A larger detached home may have several extensions built at different times. A modern apartment may be highly insulated but struggle with ventilation. A garden room or converted garage may have completely different damp protection from the main house.

You can explore our full range of damp proofing and property preservation services. 

Chiltern Villages, Mature Gardens and External Ground Moisture

Properties around the Chalfonts often sit within established gardens, sloping plots or landscaped grounds.

Trees and mature planting are not automatically a damp problem, but shaded walls can take longer to dry and landscaping can sometimes change the way rainwater moves around a property.

Moisture problems can develop where:

Soil levels are high against the wall
Flower beds cover the damp-proof course
Paths slope towards the property
Surface water collects close to masonry
Drainage has become restricted
Walls remain shaded and wet for long periods
Airbricks have become hidden by landscaping
Extensions have altered original drainage routes

Internally, this may show as low-level staining, damaged plaster, mould, salt marks, wet skirting boards or a musty smell in rooms adjoining the garden.

The correct solution depends on whether moisture is coming from the ground, entering through the wall or being trapped by internal finishes.

For properties where external drainage may be contributing to the problem, see our guide on whether French drains can help stop damp.

Cross-section diagram of a French drain beside a brick house, showing a perforated pipe wrapped in geotextile fabric, gravel, and labels illustrating water flow—highlighting how French drains can help prevent damp issues near foundations.
A magnifying glass closely examining wooden planks, highlighting a droplet of liquid on the timber surface.

Timber Floors, Underfloor Ventilation and Decay

Some Chalfont homes have suspended timber ground floors that rely on ventilation beneath the floorboards.

When airbricks become blocked or external ground rises above their level, airflow beneath the property can reduce.

Moist conditions beneath the floor can affect:

Floorboards
Joists
Wall plates
Skirting boards
Timber built into masonry

Possible warning signs include springy floors, loose boards, musty smells close to floor level, soft timber or fungal growth.

Nordic Damp Proofing provides timber surveys to assess both timber condition and the source of moisture.

Where treatment is required, we can provide:

Timber treatment services
Timber and wood preservation
Wet rot treatment
Dry rot treatment
Woodworm treatment

Our guide on blocked airbricks, damp and timber decay explains why ventilation beneath floors matters.

Damp Proofing Chalfont

Damp & Mould Surveys for Chalfont Landlords

Mould in a rental property can be caused by several factors at the same time.

Ventilation may need improvement, but building defects such as penetrating damp, leaking gutters or cold wet external walls can also contribute.

Nordic Damp Proofing works with landlords, letting agents and property managers throughout the Chalfonts to investigate:

Bedroom mould
Bathroom mould
Condensation
Damp external walls
Water ingress
Leaking gutters
Low-level damp
Timber moisture
Recurring plaster damage
Ventilation problems

Our aim is to identify whether the issue is primarily condensation, a building defect or a combination of the two.

Our landlord’s guide to damp and mould in rental properties provides further information.

A simple white outline of a house with a circular symbol in the centre, featuring a stylised flame and a tick inside it, on a light grey background.
Book Your Damp, Mould & Timber Survey in Chalfont

Protect your property before damp, mould or timber problems get worse. Our friendly surveyors will inspect the issue, explain the findings clearly and recommend the most effective treatment for your home or building.

Before you leave...
Speak with an expert

At Nordic Damp Proofing, we’re pleased to offer damp, mould, and timber surveys to homeowners and landlords. In some cases, fees may apply for more detailed reports — but don’t worry, our team will always let you know beforehand.

Submitting this form doesn’t commit you to a survey. One of our friendly team members will contact you within 24 hours to discuss your enquiry and confirm whether a survey is needed. Once booked, we can usually arrange a visit within 24 hours of confirmation.