Speak to a Specialist
Speak to a Specialist
Hersham · KT12

Damp Survey Hersham: Damp, Mould and Water Damage Assessment

The Assessment (what many people call a damp survey) is one non-destructive visit that finds the cause of damp, mould or a hidden leak across Hersham and the surrounding area, with a clear, insurance-ready report.

★★★★★ 5.0 from 22 Google reviews
Quick answer: If you have damp, mould or a suspected water leak at a property in Hersham, your first visit is a Damp, Mould and Water Damage Assessment. Our specialists carry out a non-destructive investigation to find the root cause, then give you a written report with photographs and a clear plan to fix it. Your report follows within 3 to 5 working days of the visit. We confirm the price on a written quote once we understand the problem. Call 020 3051 8478.

Damp, mould & leak services in Hersham

Hersham contains a varied housing stock ranging from interwar semi-detached properties and post-war council-built terraces to Victorian cottages near the village centre and modern infill developments. This mix of construction eras, combined with Hersham's relatively high water table and proximity to the River Mole, creates persistent conditions that encourage damp ingress, mould growth and concealed leaks.

Leak Detection

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

Damp, Mould and Water Damage Assessment

One visit that finds the cause of damp, mould or water damage, and tells rising damp, penetrating damp and condensation apart. About the Assessment →

Mould Treatment

Treat black mould and deal with the moisture source behind it, so it does not keep coming back. Mould treatment →

Structural Drying

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

Areas of Hersham we cover

We visit properties right across Hersham and its neighbourhoods, including:

Common damp problems in Hersham homes

Rising and Penetrating Damp in Interwar Semis

Many of Hersham's interwar semi-detached homes were built with shallow cavity walls or solid brick construction, and original damp-proof courses have often deteriorated or been bridged by raised external ground levels. Owners frequently report damp patches appearing along ground-floor walls, particularly in hallways and front reception rooms, where moisture migrates upward or inward unchecked throughout wetter months.

Condensation Mould in Post-War Terraced Properties

The post-war terraced housing stock found around the Rydens area of Hersham was constructed with limited insulation and minimal ventilation provision. As residents upgrade draught-proofing without addressing airflow, moisture from cooking and bathing becomes trapped indoors. Black mould growth commonly appears on north-facing bedroom walls, inside fitted wardrobes and around window reveals where surface temperatures drop lowest.

Roof and Gutter Leaks in Burwood Park Detached Homes

Larger detached properties within and around Burwood Park feature complex rooflines with multiple valleys, dormers and flat-roof sections that are prone to pooling water and failing flashings. Blocked or deteriorated guttering allows water to saturate brickwork behind fascias, leading to penetrating damp inside upper-floor rooms. These leaks often go undetected until ceiling staining or timber decay becomes visible internally.

What our customers say

Excellent
Rated 5.0 / 5 based on 22 reviews on
Tip: If a damp patch keeps coming back after redecorating, it is almost always a symptom, not the problem. An assessment that finds the source first saves paying for the same repair twice.

Request an Assessment in Hersham

Call 020 3051 8478 or send us your details and we will agree a date with you. We work with homeowners, landlords and property managers across Hersham.

Frequently asked questions

How much does a Damp, Mould and Water Damage Assessment in Hersham cost?
We confirm the price on a written quote once we understand the problem. Your first visit is a Damp, Mould and Water Damage Assessment, which includes the non-destructive investigation and an insurance-ready written report with photographs. If leak detection is needed, we quote for it separately before any work starts.
Do you cover the whole of Hersham?
Yes. We visit properties across Hersham 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 assessment identifies which type you have using moisture readings and thermal imaging.
Do you provide reports for insurance claims?
Yes. Every assessment comes with a clear written report including the cause, photographic evidence and recommendations, formatted for insurers and managing agents. Your report follows within 3 to 5 working days of the visit.

More help in Hersham

Leak detection

Trace a hidden water leak in Hersham using thermal, acoustic and tracer gas methods, with minimal damage. Leak detection in Hersham →

Structural drying

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

Mould removal

Treat black mould in your Hersham property and fix the moisture source behind it. Mould removal in Hersham →

See what you get before you speak to us: read a real report from start to finish.