Speak to a Specialist
Speak to a Specialist
Hertford · SG13, SG14

Damp, Mould & Leak Specialists in Hertford

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

★★★★★ 4.9 from 17 Google reviews · trusted by Hertford homeowners, landlords & property managers
Quick answer: If you have damp, mould or a suspected water leak at a property in Hertford, 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 Hertford

Hertford's housing stock ranges from medieval timber-framed buildings and Georgian townhouses in the town centre to Victorian and Edwardian terraces in Bengeo and Port Vale, alongside post-war council estates on Sele Farm. This broad mix of ages and construction methods creates persistent vulnerabilities to damp penetration, condensation and ageing plumbing that require specialist assessment.

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 Hertford we cover

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

Common damp problems in Hertford homes

Rising and Penetrating Damp in Hertford's Older Terraces

Victorian and Edwardian terraces throughout Bengeo and Port Vale were built without effective damp-proof courses and with solid brick walls. Groundwater rises through the masonry in wetter months, while driving rain penetrates the front elevations directly. Owners frequently notice tide marks on internal plaster, peeling decorations and a persistent musty smell at low level that worsens through winter.

Condensation Mould in Post-War Properties on Sele Farm

The mid-twentieth-century housing on the Sele Farm estate features flat and low-pitched roofs, metal-framed windows and limited cavity insulation. Poor thermal performance causes internal surfaces to stay cold, allowing warm household air to condense readily. Black mould growth commonly appears on bedroom ceilings, around window reveals and in bathroom corners where ventilation is insufficient to compensate for the original design.

Hidden Leaks in Hertford's Riverside and Flood-Prone Locations

Properties close to the River Lea in Hartham, Folly Island and the Riverside areas face groundwater ingress through floor slabs and basement walls, particularly following prolonged rainfall. Older cast-iron and lead pipework in these historic homes is also prone to slow, concealed leaks behind lath-and-plaster walls, causing structural timber decay and significant mould growth that remains undetected until a professional survey is carried out.

What our customers say

★★★★★

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

★★★★★

Amazing company! They responding very quickly. They have a low prices as well, not crazy quotes like from others. Job has been done very quickly and team was very professional. I will use them in the future if I needed. Thanks!

Patryk Gutowski, 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 Hertford

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

Frequently asked questions

How much does a damp survey in Hertford 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 Hertford?
Yes. We survey properties across Hertford 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.