Specialist Damp Surveys, Mould Treatment & Timber Preservation Across Ruislip
9.6
verified by TrustindexTrustindex 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.
Specialist damp proofing in Ruislip. Damp surveys, mould treatment, condensation control, rising damp repairs, penetrating damp treatment, timber surveys and waterproofing across Ruislip, Ruislip Manor, Eastcote, Ickenham and nearby areas.
We Find It. We Treat It. We Stop It Coming Back.
Nordic Damp Proofing provides specialist damp surveys, mould treatment, timber preservation and waterproofing services across Ruislip and surrounding West London areas.
We work with homeowners, landlords, letting agents, buyers, property managers and commercial clients who need to understand why damp or mould is affecting their property before deciding what treatment is required.
Ruislip has a varied mixture of traditional suburban houses, semi-detached family homes, bungalows, flats, rental properties, extended homes and newer developments. Many properties have also changed significantly since they were originally built, with rear extensions, loft conversions, replacement windows, driveways, patios and internal renovations all potentially altering how the building deals with moisture.
All reviews4.9![]()
Trustindex4.0
Bark5.0
Checkatrade9.6Excellent4.9185 reviews
4.9Excellent185 reviews
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4.9Excellent82 reviews
Good4.01 reviews
4.0Good1 reviews
Excellent5.012 reviews
5.0Excellent12 reviews
Excellent9.690 reviews
9.6Excellent90 reviewsPosted on Google![]()
JTrustindex verifies that the original source of the review is Google.
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.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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.Posted on Google![]()
Angus AudenTrustindex verifies that the original source of the review is Google.
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!Posted on Google![]()
James PriceTrustindex verifies that the original source of the review is Google.
Excellent service, excellent price, really happy with the work completed.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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!!Posted on Google![]()
Suzi AndersenTrustindex verifies that the original source of the review is Google.
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.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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 youPosted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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 againPosted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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![]()
Brad NicholsVerified
Second time Nordic have done work for me - what a lovely company and job done.Posted on Google![]()
Salim AhmedTrustindex verifies that the original source of the review is Google.
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!Posted on Google![]()
TomTrustindex verifies that the original source of the review is Google.
Definitely use them again great companyPosted on Google![]()
TomTrustindex verifies that the original source of the review is Google.
Amazing company and workforcePosted on Google![]()
TomTrustindex verifies that the original source of the review is Google.
Good companyPosted on Google![]()
Michael de VilliersTrustindex verifies that the original source of the review is Google.
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 👌☺️👍Posted on Google![]()
amyTrustindex verifies that the original source of the review is Google.
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.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
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.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
Exceptional service Couldn’t be happier with the service provided by Nordic, their customer service and work was excellent, very happy!Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
Damproofing and plastering the tradesman who did the Damproofing and remedial plastering was excellent, we would strongly recommend him.Posted on Checkatrade![]()
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Trustindex verifies that the original source of the review is Checkatrade.
Mould treatment Really great work. Clear and helpful communication. Very pleasedPosted on Bark![]()
Mr Jonathan GraingVerified
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.Posted on Bark![]()
Charles WrightVerified
Installed a piv unit for me was very impressed with the service thanks guysPosted on Bark![]()
Kassie eVerified
Great service highly reccomend this company for any renovation workPosted on Bark![]()
James HVerified
Great service, would highly reccomend this companyPosted on Bark![]()
Maria VarneyVerified
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![]()
max.moylanVerified
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![]()
Alex DarbostVerified
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![]()
WillVerified
Great service and happy with the job. Would highly recommend 👍🏻Posted on Bark![]()
JamesVerified
Brilliant guys, super friendly, very accommodating, brilliant end result
The right repair depends on correctly identifying where the moisture is coming from.
A damp wall can be affected by rainwater, condensation, ground moisture, plumbing leaks, poor ventilation or a combination of several factors.
For example, mould around a bedroom corner may be caused by condensation, but if the outside wall is also receiving rainwater through defective pointing, the colder damp surface can make mould much worse.
Similarly, damp near the floor may look like rising damp but actually be caused by a raised driveway, blocked airbrick or leaking pipe.
Our damp surveys in Ruislip look at the moisture pattern and the wider condition of the property.
Depending on the issue, we may assess external masonry, render, gutters, roof details, window and door junctions, patios, ground levels, ventilation, skirting boards, timber floors and previous damp repairs.
Where the moisture source is particularly difficult to establish, our survey and diagnostic services can provide a more detailed investigation.






One issue worth considering in established residential areas is how the ground outside a property has changed over time.
A house may originally have had a driveway or path positioned safely below the damp-proof course. Over the years, new surfaces can be laid on top of old ones, gradually increasing the external level.
The same can happen when patios are replaced, gardens are landscaped or flower beds are raised.
If outside ground becomes too high, moisture may begin affecting the bottom of the wall.
This can result in damaged plaster, peeling paint, salts, soft skirting boards and persistent low-level staining.
The correct answer is not always a new damp-proof course. In some cases, reducing external ground levels or correcting drainage may be a more important part of the solution.
Original chimney breasts can continue causing damp-looking marks even when a fireplace is no longer in use.
An active external defect may be responsible. Failed flashing, damaged pointing or weathered chimney masonry can allow rainwater inside.
However, historic soot can also leave salts within the wall.
Some of these salts are hygroscopic, meaning they attract moisture from the surrounding air. This can create brown staining and damp-looking patches that return after repainting.
The solution depends on whether the chimney is currently leaking, affected by condensation or primarily suffering from historic contamination.
Our guides on why chimneys become damp and hygroscopic salts in walls provide further information.
We Find It. We Treat It. We Stop It Coming Back.
Recurring mould in a rental property can be difficult to manage if the cause has not been established.
Cleaning mould may improve the room temporarily, but it will return if humidity remains high or a building defect is keeping the wall damp.
Nordic Damp Proofing works with landlords, letting agents and property managers across Ruislip to investigate condensation, mould, penetrating damp, low-level moisture and timber concerns.
A survey can help establish whether the issue is primarily linked to ventilation, the building itself or a combination of both.
Our landlord’s guide to damp and mould provides additional information for rental property owners.
Protect your home before the problem gets worse. Our friendly surveyors will diagnose the issue, explain the results, and recommend the most effective treatment.
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.