Leak to dry to treated, one company in Southgate
Southgate's housing runs from 1930s bay-fronted semis around Grange Park and Oakwood to Victorian and Edwardian terraces near Palmers Green and Bounds Green, plus post-war flats and loft conversions closer to Southgate Green. Cavity walls, single-glazed bays and older solid brickwork each trap moisture differently, so mould here tends to follow the property's age and build rather than one single cause.
Mould Treatment
Treat and prevent the mould that follows water damage, dealing with the moisture source first. Mould treatment →
Damp Investigation
Tell rising damp, penetrating damp and condensation apart, so the right repair is done once. Damp investigation →
Leak Detection
Trace hidden water leaks without unnecessary damage using thermal, acoustic and tracer-gas methods. Leak detection →
Structural Drying
Dry walls, floors and voids after a leak or flood with monitored dehumidifiers, to completion. Structural drying →
Areas of Southgate we cover
We treat mould right across Southgate and its neighbourhoods, including:
- Southgate Green
- Cockfosters
- Winchmore Hill
- Palmers Green
- Oakwood
- Arnos Grove
- Bush Hill Park
- New Southgate
- Grange Park
- Whetstone
- Friern Barnet
- Bounds Green
- Broomfield Park
- Osidge
Common causes of mould in Southgate homes
Bay windows and cold bedrooms in 1930s semis
Southgate's interwar semis, common around Oakwood and Grange Park, often have bay windows with thin cavity returns that chill quickly. Cold plaster around these reveals encourages condensation, and mould gathers on curtains, sills and the bedroom wall behind wardrobes pushed against the external face. We treat the mould, then improve insulation and airflow around the bay so the cold spot stops reforming.
Solid-wall terraces and penetrating damp near Palmers Green
Victorian and Edwardian terraces around Palmers Green and Bounds Green typically have solid brick walls without a cavity, making them prone to penetrating damp from failed pointing, worn render or leaking gutters. Moisture tracks inward and shows as mould on chimney breasts and upstairs ceilings. Our approach treats the affected plaster and finds the external defect letting water in, rather than just painting over the stain.
Loft conversions and flats with poor ventilation
Many properties near Southgate Green and New Southgate have been converted into flats or extended with loft rooms, and bathrooms in these spaces often lack proper mechanical extraction. Steam has nowhere to go, so mould builds around shower enclosures, under eaves and in en-suites tucked into the roofline. We remove the growth and fit ventilation suited to the space so humidity no longer has a reason to linger.
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
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
Really impressed with the whole experience. The surveyor did a proper, thorough job and didn't rush anything, they got to the root cause of the damp and explained it all clearly. Detailed, professional and reassuring from start to finish. Couldn't recommend them more highly.
Keiryn Raf, via Google
Mould problem in Southgate?
Call 020 3051 8478 or book a mould survey online. We remove mould and fix the cause for homeowners, landlords and managing agents across Southgate.