Speak to a Specialist
Speak to a Specialist
Clerkenwell · EC1R, EC1V, EC1M, EC1N, EC1A

Damp Survey Clerkenwell: 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 Clerkenwell 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 Clerkenwell, 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 Clerkenwell

Clerkenwell's housing stock spans Georgian terraces, Victorian warehouses converted to loft apartments, post-war council blocks and early twentieth century mansion flats. This dense mix of ageing masonry buildings, many with original lime-mortar pointing and solid brick walls, creates persistent vulnerability to penetrating damp, condensation and concealed plumbing failures that modern cavity-wall construction rarely encounters.

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 Clerkenwell we cover

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

Common damp problems in Clerkenwell homes

Penetrating Damp in Converted Victorian Warehouses

Clerkenwell's former industrial warehouses along Cowcross Street and St John Street have been widely converted into residential lofts. Their solid brick facades, often five or six courses thick, were never designed for domestic habitation. Repointing carried out with cement rather than lime mortar traps moisture within the brickwork, allowing penetrating damp to saturate internal walls and cause extensive mould growth behind plasterboard dry-lining.

Condensation and Mould in Georgian and Early Victorian Terraces

The Georgian and early Victorian terraces around Exmouth Market and Amwell Street feature high ceilings, sash windows and solid external walls with minimal thermal resistance. Inadequate heating combined with poor ventilation generates heavy condensation, particularly in bathrooms and kitchens. Repeated moisture cycles cause mould colonies to establish on north-facing walls, window reveals and within built-in wardrobes placed against external elevations.

Hidden Leaks Within Barbican and Post-War Concrete Blocks

The Barbican Estate and neighbouring post-war concrete residential blocks present a distinct challenge. Ageing cast-iron and early copper pipework concealed within concrete floors and service ducts is prone to slow, undetected leaks. These hidden failures allow water to track considerable distances before becoming visible, often saturating structural concrete, damaging communal corridors and creating persistent damp patches on ceilings below neighbouring flats.

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 Clerkenwell

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 Clerkenwell.

Frequently asked questions

How much does a Damp, Mould and Water Damage Assessment in Clerkenwell 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 Clerkenwell?
Yes. We visit properties across Clerkenwell 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 Clerkenwell

Leak detection

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

Structural drying

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

Mould removal

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

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