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Northfleet · DA11, DA13

Damp, Mould & Leak Specialists in Northfleet

Non-destructive damp surveys, hidden leak detection and mould investigation across Northfleet and the surrounding area, with clear, insurance-ready reports.

★★★★★ 4.9 from 17 Google reviews · trusted by Northfleet homeowners, landlords & property managers
Quick answer: If you have damp, mould or a suspected water leak at a property in Northfleet, our specialists carry out a non-destructive survey to find the root cause, then give you a written report and a clear plan to fix it. A full damp and mould survey is a fixed £500. Call 020 3051 8478.

Damp, mould & leak services in Northfleet

Northfleet's housing stock spans Victorian and Edwardian terraces along its older riverside streets, interwar semis across Perry Street and Galley Hill, and postwar council-built estates on higher ground. This varied mix of solid-wall construction, ageing render, and flat-roofed extensions creates persistent vulnerabilities to rising damp, penetrating damp, and condensation-related mould throughout the area.

Leak Detection

Trace hidden water leaks without damage using thermal, acoustic and tracer-gas methods. Leak detection →

Damp Investigation

Identify rising damp, penetrating damp and condensation, and tell them apart properly. Damp investigation →

Mould Inspection

Find the moisture source feeding the mould, not just treat the surface. Mould inspection →

Structural Drying

Dry out walls, floors and voids after a leak or flood, monitored to completion. Structural drying →

Areas of Northfleet we cover

We survey properties right across Northfleet and its neighbourhoods, including:

Common damp problems in Northfleet homes

Rising Damp in Victorian Terraces Near the Riverside

The older terraced streets close to Northfleet's riverside, particularly around Rosherville and lower Galley Hill, frequently suffer from rising damp. Many of these properties were built without effective damp-proof courses, and decades of ground movement and high water tables in this low-lying area allow moisture to wick steadily upward through solid brick walls, causing plaster failure and persistent salt staining at skirting level.

Penetrating Damp in Rendered Interwar Semis

Interwar semi-detached properties across Perry Street and Springhead were commonly finished with sand and cement render that, over time, develops hairline cracks and loses its bond to the underlying brickwork. Water tracks behind failing render sections and saturates the inner leaf of the wall. This penetrating damp is often misidentified as condensation, meaning the root cause goes unresolved and internal damage continues to worsen during wet winters.

Hidden Leaks in Flat-Roofed Extensions on Council Estates

Postwar council estates on the higher ground around Stonebridge and Granby Road commonly feature flat-roofed rear extensions added during the latter half of the twentieth century. These roofs frequently reach the end of their effective lifespan, and felt or asphalt coverings fail at joints and upstands. Water infiltrates slowly and can travel considerable distances before becoming visible internally, meaning significant structural timber and ceiling damage often occurs before occupants report a problem.

What our customers say

★★★★★

I recently used a damp and mould specialist company and was extremely impressed with the service from start to finish. From the initial survey, they were knowledgeable, thorough, and took the time to clearly explain the cause of the issue rather than just treating the symptoms.

Tarik Barak, via Google

★★★★★

Omg what brilliant service, excellent the cleaner did a very good job was efficient he took his time and cleaned everything, highly recommend S. Bessim…

Susan Bessim, via Google

★★★★★

Service was excellent! Explained the whole process thoroughly, arrived on time when carrying out the survey. The survey was detailed and exactly what I needed for my insurance. They returned to carry out the treatment the following week. 10/10 would highly recommend.

Sukru, via Google

Tip: If a damp patch keeps coming back after redecorating, it is almost always a symptom, not the problem. A survey that finds the source first saves paying for the same repair twice.

Book a survey in Northfleet

Call 020 3051 8478 or request a survey online. We work with homeowners, landlords and property managers across Northfleet. Works are on a 50% upfront, 50% on completion basis.

Frequently asked questions

How much does a damp survey in Northfleet cost?
A damp and mould survey is a fixed £500, including the non-destructive investigation and an insurance-ready written report. Leak detection, if needed, is £800 to £1500 depending on scale.
Do you cover the whole of Northfleet?
Yes. We survey properties across Northfleet and the surrounding neighbourhoods and postcodes.
Can you tell the difference between condensation, rising and penetrating damp?
Yes, and it matters because the fix differs for each. Our survey identifies which type you have using moisture readings and thermal imaging.
Do you provide reports for insurance claims?
Yes. Every survey comes with a clear written report including the cause, photographic evidence and recommendations, formatted for insurers and managing agents.