Damp, mould & leak services in Portslade
Portslade contains a varied housing mix spanning Victorian and Edwardian terraced streets near the seafront, interwar semi-detached properties on the hillside estates, and post-war council-built stock in Mile Oak and North Portslade. This combination of ages and construction methods creates persistent vulnerabilities to damp ingress, condensation, and long-standing undetected leaks.
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 Portslade we cover
We survey properties right across Portslade and its neighbourhoods, including:
- Portslade Village
- Portslade-by-Sea
- Mile Oak
- Copperas Gap
- Station Road area
- Boundary Road corridor
- Fishersgate
- Southwick
- West Hove
- North Portslade
- Aldrington
- Upper Portslade
- Locks Hill
- Wellington Road area
Common damp problems in Portslade homes
Rising and Penetrating Damp in Victorian Terraces
The older Victorian terraced streets around Portslade Village and the Boundary Road corridor were built without modern damp-proof courses. Original lime mortar has often been repointed with impermeable cement, trapping moisture within the masonry. Ground-floor walls frequently show tide-marks, peeling plaster, and salt deposits consistent with rising damp and penetrating damp from deteriorating brickwork.
Condensation Mould in Post-War and Council Housing
Mile Oak and North Portslade contain significant numbers of post-war and council-built properties with solid concrete floors, flat or shallow-pitched roofs, and limited original ventilation. Poor thermal performance in these buildings encourages heavy condensation on cold walls and in corners, producing persistent black mould growth in bedrooms, bathrooms, and kitchens that recurs unless underlying ventilation issues are properly addressed.
Hidden Leaks in Interwar Semi-Detached Properties
The interwar semi-detached houses on the slopes of Upper Portslade and Locks Hill feature original lead pipework, ageing cavity-wall construction, and chimney stacks that have rarely been fully relined. Slow leaks from corroded lead supply pipes and deteriorating chimney flashings often go undetected for months, causing concealed timber decay, stained ceilings, and damaged internal plasterwork before becoming visible to occupants.
What our customers say
Very professional and organised I must say came out and completed the work very efficiently customer service was excellent. Definitely recommend this damp and mould service to anyone looking for a job done correctly. :)
Joeie Rouse, via Google
I have been dealing with damp and mould for years but these guys were able to come in and resolve the problem quickly and professionally. Their prices were fair and reasonable and they got the job done clean. 10/10 would use again and would recommend.
Thersa Waron Eurmind, via Google
Very helpful and professional, easy to communicate with about my mould issues and I received fast responses from the company on the best solutions for me. would recommend to all friends and family. 5/5
Jensen B, via Google
Book a survey in Portslade
Call 020 3051 8478 or request a survey online. We work with homeowners, landlords and property managers across Portslade. Works are on a 50% upfront, 50% on completion basis.