Speak to a Specialist
Speak to a Specialist
Sevenoaks · TN13, TN14, TN15, TN16

Damp Survey Sevenoaks: 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 Sevenoaks 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 Sevenoaks, 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 Sevenoaks

Sevenoaks contains a broad mix of Victorian and Edwardian terraces, interwar semi-detached homes, post-war council-built stock and substantial detached properties on the greenbelt fringes. Older solid-wall construction across Bat and Ball and the town centre lacks cavity insulation, making penetrating damp and condensation particularly common, while sandstone and clay soils around the Greensand Ridge contribute to ground moisture issues.

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 Sevenoaks we cover

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

Common damp problems in Sevenoaks homes

Penetrating Damp in Victorian and Edwardian Terraces

The concentration of solid-brick Victorian and Edwardian terraces around Bat and Ball and Sevenoaks town centre means external walls have no cavity to interrupt water ingress. Prolonged rainfall, which is channelled by the North Downs topography, saturates exposed brickwork and mortar joints, allowing moisture to track straight through to internal plasterwork, producing damp patches and staining that worsen each winter.

Condensation Mould in Post-War and Council-Built Properties

Post-war housing estates across Dunton Green and Riverhead were built with minimal ventilation provision and lightweight construction methods that perform poorly thermally. Cold bridging at wall junctions and around steel window frames creates persistent surface condensation, particularly in bathrooms and bedrooms. Without adequate extract ventilation, black mould colonies become established on walls and ceiling corners, posing ongoing health and structural concerns.

Hidden Roof and Chimney Leaks in Rural Greenbelt Homes

Detached and semi-detached properties in villages such as Otford, Shoreham and Kemsing frequently feature aged clay tile roofs, redundant or active chimneys and lead flashing that has lifted or cracked over decades. Water entering through these points can travel considerable distances within roof voids and wall cavities before becoming visible internally, meaning significant timber damage and saturated insulation often develop long before a homeowner notices any obvious leak.

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 Sevenoaks

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 Sevenoaks.

Frequently asked questions

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

Leak detection

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

Structural drying

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

Mould removal

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

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