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We diagnose the true cause, explain exactly what we find in plain English, and put it right with our own in-house specialists — every job backed by a 25-year insured guarantee.
- Root-cause diagnosis, not a guesswork quote
- In-house teams — never subcontracted
- 25-year insured guarantee on every job

“Excellent service from start to finish. Thorough, professional and honest — evidence-based advice rather than trying to sell unnecessary work. I came away with complete peace of mind.”
Alex Richards-Taylor · Verified Google review
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Genuine reviews from local homeowners
Over 200 verified reviews across Checkatrade, Google and Yell




“Excellent service from start to finish. The survey was thorough and professional, with honest, evidence-based advice rather than trying to sell unnecessary work. I came away with complete peace of mind.”
Alex Richards-Taylor
Google review

“Excellent service throughout. Ashton came out to look at an issue raised on a part-exchange survey and, rather than recommend expensive remediation, told me honestly there was nothing wrong with the wall. Great to have an honest discussion.”
Ian M.
BH16 · Damp Investigation

“Dylan and the Proofterior team were amazing. The report was incredibly comprehensive. Can’t recommend them enough.”
Sam Short
Google review

“Very pleased with the work on our living room and bedroom walls. Punctual, polite and friendly, and completed on time even though it was Easter week. Many thanks to everyone at Proofterior.”
Chris G.
BH20 · Penetrating Damp Treatment

“Dan was very thorough, professional and polite. Quick to respond and I would highly recommend.”
Malik R.
Yell · Quick & Professional

“The workmen were clean, pleasant and efficient and took just one day. The very next day we noticed a big difference with the damp issue. Many thanks.”
Nick Bennett
Google review

“Able to fit my job in for the next day and completed in a day as agreed. Not the lowest quote, but it comes with a 25-year guarantee, which I wanted — long-term peace of mind was vital.”
Alan M.
BH23 · Flat Roof Reseal

“Ashton was so friendly and informative. I’ve gone from worried to empowered — someone you can trust to do the right thing.”
Suzanna Furbank
Google review

“Really amazing service. Dan provided a really thorough damp investigation and a very helpful damp report. Very quick responses too.”
Paul A.
Yell · Damp Investigation

“Happy with the speed — a full flat survey within a week. They explained our options, the price was extremely competitive, and our tenants are pleased with their fresher, safer flat.”
Verified Customer
SP6 · Damp Proofer

“Dan provided a very professional service from start to finish. Very good communication and a first-class job.”
Mark H.
Yell · Professional Service

“Excellent service from start to finish. The survey was thorough and professional, with honest, evidence-based advice rather than trying to sell unnecessary work. I came away with complete peace of mind.”
Alex Richards-Taylor
Google review

“Excellent service throughout. Ashton came out to look at an issue raised on a part-exchange survey and, rather than recommend expensive remediation, told me honestly there was nothing wrong with the wall. Great to have an honest discussion.”
Ian M.
BH16 · Damp Investigation

“Dylan and the Proofterior team were amazing. The report was incredibly comprehensive. Can’t recommend them enough.”
Sam Short
Google review

“Very pleased with the work on our living room and bedroom walls. Punctual, polite and friendly, and completed on time even though it was Easter week. Many thanks to everyone at Proofterior.”
Chris G.
BH20 · Penetrating Damp Treatment

“Dan was very thorough, professional and polite. Quick to respond and I would highly recommend.”
Malik R.
Yell · Quick & Professional

“The workmen were clean, pleasant and efficient and took just one day. The very next day we noticed a big difference with the damp issue. Many thanks.”
Nick Bennett
Google review

“Able to fit my job in for the next day and completed in a day as agreed. Not the lowest quote, but it comes with a 25-year guarantee, which I wanted — long-term peace of mind was vital.”
Alan M.
BH23 · Flat Roof Reseal

“Ashton was so friendly and informative. I’ve gone from worried to empowered — someone you can trust to do the right thing.”
Suzanna Furbank
Google review

“Really amazing service. Dan provided a really thorough damp investigation and a very helpful damp report. Very quick responses too.”
Paul A.
Yell · Damp Investigation

“Happy with the speed — a full flat survey within a week. They explained our options, the price was extremely competitive, and our tenants are pleased with their fresher, safer flat.”
Verified Customer
SP6 · Damp Proofer

“Dan provided a very professional service from start to finish. Very good communication and a first-class job.”
Mark H.
Yell · Professional Service
Specialist property care, done properly
From diagnosis through to completion, our own in-house specialists protect your home properly — work built to last, never a quick patch over the problem.
See the standard for yourself
Real jobs filmed as we work — damp-proof membrane, a job start to finish, timber treatment, drainage and exterior protection. No stock footage, no staging, just the level of finish we hold on every property. Tap any clip for sound.
Built around the right diagnosis
We work to PCA standards and focus on identifying the true cause before recommending any treatment — so the problem is solved once, properly, and stays solved.
- PCA-aligned survey and treatment methods
- ISSE accredited & Checkatrade verified
- Founder-led, fully in-house specialist team
- Clear written report — everything in one visit
- Environmental waste carrier registered

Diagnosis-First Approach
We identify the real cause before recommending any treatment. No guesswork, no unnecessary work — just honest advice from qualified specialists.
In-House Specialist Team
Our fully trained team handles every project from survey through to completion. No subcontractors, no compromise on quality or communication.
25-Year Guarantee
Every treatment is backed by our comprehensive insured 25-year guarantee, giving you lasting protection and total peace of mind.
0% finance available on your work
Get the work your home needs now and pay over time. Interest-free options over up to 24 months, with longer repayment plans available up to 10 years — subject to status.
Pay exactly what the work costs — nothing more.
Spread the cost with lower monthly payments.
*Proofterior Group Limited is an introducer appointed representative of Ideal Sales Solutions Ltd T/A Ideal4Finance. Ideal Sales Solutions is a credit broker and not a lender (FRN 703401). Finance available subject to status. The rate offered is always provisional and will depend upon your personal circumstances, the loan amount and term.
Recent jobs across the South Coast
Tap any job to see a brief before-and-after overview of the problem and how we fixed it.
Before & after
Drag the slider to reveal the transformation — from the original problem through to the finished, guaranteed result.


Drag the slider to compare before & after
Reduction in Internal Wall Heat Loss
Physical Barrier Against Damp
Improvement in Aesthetic and Functional Asset Value
The people who'll look after your home
From your first survey through to the guarantee on the finished work, every stage is overseen by our founders. We keep a tight, close-knit team who work side by side, so the same trusted specialists deliver high-quality, PCA-standard work from start to finish. Never subcontractors.
Covering Dorset, Hampshire & Wiltshire
Local knowledge, specialist expertise and lasting protection for the home you care about.
Everything you might be wondering
We carry out every job with our own in-house teams, and your survey report is yours to keep, even when you are still deciding on a property.
We do the work. Proofterior is a specialist damp, mould and timber contractor, not a referral service that hands you a report and disappears. Our own in-house teams carry out every treatment we recommend, from tanking and timber repairs to drainage, ventilation, re-plastering and exterior protection. That means one accountable company from the first survey through to the final guarantee, with nothing subcontracted out to strangers.
Yes, and it is one of the most valuable things we do. If a mortgage valuation or building survey has flagged damp or timber concerns, our In-Depth Survey gives you a specialist diagnosis and a fully priced remedial plan in writing. You can use it to renegotiate the asking price, budget accurately, and plan works to line up with completion. Many of our clients book us in before they exchange, and we can often schedule the works to begin as soon as the keys are yours.
It is genuinely complimentary and completely no obligation. We are releasing 100 In-Depth Property Assessments in each of our three counties. You keep the full written report and itemised plan whether or not you instruct a single item of work. There is no catch and no pressure, it simply lets us show the standard we work to.
A thorough inspection of the external walls, internal rooms, the subfloor and the roof where accessible, with professional moisture readings, salt and timber analysis, and annotated photographs of every significant finding. We also pull in property data such as EPC rating, flood risk zone, construction age and listed or conservation status. It all comes together as a plain-English report with an itemised, priced remedial plan, produced the same visit.
Yes. You can spread the cost of your work with 0% finance, with interest-free options over up to 24 months and longer repayment plans available up to 10 years, subject to status. It means you can get the work your home needs now and pay over time, with the interest-free plans costing you exactly what the work costs and nothing more. Finance is arranged through a regulated credit broker, and your surveyor can talk you through the options on the day.
No. Your surveyor is there to diagnose the real cause and give you the facts, not to pressure you. You decide what, if anything, to go ahead with, on the day or in your own time. If a problem is minor or does not need us, we will tell you that too.
Yes. Every job is backed by our 25-year workmanship guarantee, with an optional 30-year insurance-backed guarantee available for added peace of mind. All work is carried out by our accredited in-house teams and completed to PCA standards.
Assessments are typically bookable within the week. Once you instruct us, work can often begin quickly, and where you are buying or selling we can line the start date up with your completion. Damp problems rarely wait, so neither do we.
Yes. Proofterior is ISSE accredited, PCA aligned, Biokil Crown approved and Checkatrade verified, and we hold a 4.9 out of 5 rating across our reviews. You are dealing with qualified specialists, not general builders.
We cover Dorset, Hampshire and Wiltshire, with in-house teams working right across the south.
Your complimentary survey — no obligation
A qualified specialist will visit your property, carry out a thorough inspection, and give you clear, honest recommendations — everything explained in one visit, in plain English.
- Complimentary, no-obligation property survey
- Expert diagnosis by qualified specialists
- Written report with clear recommendations
- Transparent pricing with no hidden costs
- 25-year guarantee on all treatments







