Speak to a Specialist
Speak to a Specialist
Alexandra Palace · N22, N8, N10

Damp Survey Alexandra Palace: 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 Alexandra Palace 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 Alexandra Palace, 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 Alexandra Palace

Alexandra Palace's housing sits mostly on the steep slopes below the palace itself, mixing late-Victorian and Edwardian terraces, the distinctive terracotta-fronted Noel Park estate, 1930s semis towards Bounds Green, and purpose-built mansion blocks and converted flats near the park. The hillside setting, solid brick walls and ageing slate roofs combine to trap moisture, encourage water runoff towards lower terraces and leave many converted flats poorly ventilated.

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 Alexandra Palace we cover

We visit properties right across Alexandra Palace and its neighbourhoods, including:

Common damp problems in Alexandra Palace homes

Hillside runoff and rising damp in Victorian terraces

Streets such as those off Alexandra Park Road and towards Hornsey sit on sloping ground, so surface water and groundwater run downhill towards older solid-wall terraces. Many of these Victorian and Edwardian houses lack effective damp-proof courses, and render or ground levels raised over the decades often bridge what protection exists, leading to rising and penetrating damp in ground-floor rooms and cellars.

Noel Park's terracotta terraces and roof deterioration

The Noel Park conservation area's patterned brick and terracotta terraces retain original slate roofs and decorative detailing that owners must repair sympathetically. Slipped slates, worn flashings and blocked Victorian guttering are common, letting water track into roof timbers and upper-floor ceilings, while conservation area restrictions can delay straightforward re-roofing or render repairs, allowing leaks to worsen.

Condensation in converted flats and mansion blocks near the park

Large Victorian villas and purpose-built mansion blocks around Alexandra Park have been divided into flats with limited through-ventilation, single extraction points and shared flat roofs. Bathrooms and kitchens without adequate extractor fans regularly show black mould on external walls and around window reveals, while ageing flat roof coverings on top-floor conversions allow slow leaks that are often mistaken for condensation until ceilings stain.

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 Alexandra Palace

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 Alexandra Palace.

Frequently asked questions

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

Leak detection

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

Structural drying

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

Mould removal

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

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