Condensation Control
Condensation forms when warm, moisture-laden air meets a colder surface (external walls, windows, ceilings). It's most common in winter and in rooms with high humidity such as bathrooms, kitchens, utility rooms and bedrooms with limited airflow.
We help homeowners and landlords identify what's driving the condensation (humidity, inadequate extraction, cold bridging and airflow restrictions) and recommend practical, cost-effective fixes.
Common signs of condensation
- Water droplets on windows and cold surfaces
- Damp smells in the mornings or after showers/cooking
- Peeling paint or wallpaper on colder external walls
- Black spotting in corners and behind furniture (often followed by mould)
Condensation control: how we help
- Diagnosis - confirming whether it's condensation, penetrating damp or rising damp.
- Ventilation improvements - extractor upgrades, trickle/passive vents, airflow planning.
- Humidity reduction - advice on moisture sources and practical changes that work.
- Cold-spot checks - identifying cold bridging and condensation-prone areas.
- Prevention plan - clear, simple steps to stop the issue returning.
If you already have visible mould, we can help with that too - see our Mould Removal page.
Case study 1: Bedroom condensation on external wall
A customer had morning condensation on windows and a cold external wall behind a wardrobe. The room had limited airflow and the wardrobe was tight to the wall.
- We confirmed condensation was the cause (no external water ingress found).
- We advised improved airflow and spacing furniture away from the cold wall.
- We recommended a ventilation improvement approach suitable for the property.
- The client followed the prevention steps and the condensation reduced significantly.
Customer feedback:
"Clear advice and a sensible plan. The room feels drier and the windows aren't soaked anymore."
Case study 2: Bathroom steam build-up and dripping windows
A bathroom had heavy condensation after showers and damp smells spreading into the landing. The existing extraction was weak and poorly vented.
- We assessed airflow and confirmed insufficient extraction.
- We advised the best upgrade route for improved moisture removal.
- We provided guidance on use patterns to reduce humidity spikes.
Customer feedback:
"Great service and the ventilation changes made a noticeable difference quickly."
FAQs - Condensation control
How do you know if it's condensation or penetrating damp?
We look at patterns, moisture levels and where it appears. Condensation is usually worse in cold weather and in corners/behind furniture, while penetrating damp is often linked to external defects and shows localised patches.
Will a dehumidifier fix condensation?
Dehumidifiers can help short-term, but long-term improvement usually comes from better extraction, airflow and reducing moisture sources. We'll explain what will make the biggest difference in your property.
Do you work with landlords and managing agents?
Yes. We regularly help with diagnosis and practical solutions to reduce recurring condensation issues in rented homes.
What areas do we offer condensation control services?
Our technicians regularly carry out condensation control services in West Kent, South East London, Surrey, East & West Sussex. See our areas covered page for more details.
Can condensation lead to mould?
Yes. Persistent condensation creates the damp surface conditions that mould thrives on. If mould is already present, see our mould removal service.
Need advice or a quote for condensation control?
Get a free quote for condensation control
Call 0800 955 3001 or email info@precisionsoutheast.co.uk for a FREE quote.
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