When you think of damp, what comes to mind? A musty smell, peeling wallpaper, maybe even black patches on the walls? For many homeowners, damp is simply an annoying aesthetic issue. But in truth, it runs far deeper than that. At Wheatley Plastering & Damp Solutions, we know first-hand that damp can be a silent culprit, damaging your property and your health.
As Kent’s trusted experts in damp proofing, waterproofing, and plastering, we help homeowners not only rid their homes of unwanted moisture but also protect their families’ health and well-being. Our blog is dedicated to educating homeowners, property developers, and landlords about the very real risks of untreated damp and how our specialist solutions can help.
In this article, we’re diving into the link between damp and health issues, uncovering the different types of damp, the dangers of delayed treatment, and what you can do to safeguard your home. If you live in Kent and suspect your property might be harbouring damp, this is what you need to know. For effective damp treatments, please don’t hesitate to get in touch with us today!
Types of Damp
Not all damp is created equal. Before we explore the health risks, it’s important to understand that there are various types of damp, each with its own causes, warning signs, and treatment methods. Recognising which type you’re dealing with is the first step in solving the problem.
- Rising Damp
Rising damp occurs when groundwater rises up through walls and floors. It’s typically caused by a breakdown or absence of a damp-proof course (DPC).
Common signs:
- Tide marks on walls
- Peeling wallpaper and paint
- Decayed skirting boards or floorboards
- A musty smell near the base of the walls
Rising damp is more common in older buildings, especially where the original damp-proof course has degraded or was never installed. Because it draws moisture upwards from the ground, it often affects internal walls on the ground floor. Left untreated, rising damp can lead to significant plaster deterioration, timber decay, and the ideal conditions for mould growth—all of which may affect both the structure and the indoor air quality of your home.
- Penetrating Damp
This type of damp occurs when water seeps through the external walls or roof, often due to structural issues.
Look out for:
- Damp patches on walls and ceilings (especially after rain)
- Growth of mould in specific spots
- Dripping or signs of leaks
Penetrating damp can affect any level of the home, not just the lower sections, and is usually the result of damaged masonry, cracks in render, faulty roofing, or blocked guttering. It tends to worsen during wet weather and often causes isolated patches of dampness. Over time, the continuous intrusion of water can damage internal finishes and increase the risk of mould formation, impacting comfort and hygiene indoors.
- Condensation
Condensation is the most common form of damp and is caused by excess moisture in the air, usually from cooking, showering, or drying clothes indoors.
You may notice:
- Water droplets on windows
- Black mould forming around window frames or corners
- A damp, humid atmosphere in certain rooms
Condensation usually occurs in rooms with poor ventilation, such as bathrooms, kitchens, and bedrooms with tightly sealed windows. It often gets worse in the colder months when warm air comes into contact with cold surfaces. If not controlled, condensation can quickly lead to mould growth, which brings unpleasant odours and health hazards, especially for those with allergies or asthma.
- Damp in Basements and Cellars
Due to their underground location, basements and cellars are naturally prone to damp. Poor ventilation and ground pressure only make matters worse.
Signs include:
- Pervasive damp smell
- White salt deposits on walls
- Pooling water or general dampness on floors
These below-ground spaces are highly vulnerable to water ingress through walls and floors, especially if they haven’t been tanked or waterproofed properly. This type of damp can not only make the space unusable but also increase the risk of damage to stored items, wooden beams, and the foundations themselves. A professional waterproofing system can transform these areas into dry, functional rooms.
- Structural Damp
This refers to moisture trapped within building materials, often after flooding or significant water damage.
Symptoms:
- Persistent dampness even after repairs
- Crumbling plaster or brickwork
- Long-term mould growth
Structural damp often requires specialist attention, as it may indicate deeper problems like hidden leaks, compromised insulation, or water penetration during previous storms or pipe failures. Unlike surface condensation, this type of damp can lie dormant within the fabric of a building and gradually cause structural degradation, weakening the integrity of walls and reducing energy efficiency.
Understanding these types is crucial, not just for addressing the damp, but for preventing long-term structural damage and potential health consequences. A thorough survey by our experienced team can help identify exactly what you’re dealing with and recommend the right treatment.
Letting damp go unchecked can result in expensive repairs, potential health risks, and a significant drop in your property’s value. Early intervention is key, and knowing the type of damp you’re dealing with helps ensure the treatment is precise, effective, and long-lasting.
The Link Between Damp and Health Issues: What You Need to Know
Now that we’ve outlined the types of damp, let’s turn to the heart of the matter: your health.
Damp doesn’t just make your home uncomfortable—it can also create an environment ripe for illness. Mould and excess moisture can aggravate respiratory issues, compromise the immune system, and even affect mental health.
Here’s how:
- Respiratory Problems
The most direct link between damp and health is respiratory. Black mould (Stachybotrys chartarum), which thrives in damp environments, releases spores that are easily inhaled. This can trigger:
- Asthma attacks
- Coughing and wheezing
- Shortness of breath
- Sinus congestion
- Allergies
Many people are allergic to mould spores, and a damp home can lead to constant exposure. Symptoms include:
- Sneezing
- Itchy eyes
- Skin rashes
- Runny nose
- Weakened Immune System
Prolonged exposure to mould and damp can weaken the immune system, making it harder to fight off colds, flu, and infections.
- Children and the Elderly at Greater Risk
Young children, elderly people, and those with existing conditions (such as COPD or asthma) are particularly vulnerable to the effects of damp and mould.
- Mental Health Strain
Living in a damp home isn’t just physically unhealthy; it can also take a toll on your mental well-being. Studies have linked damp environments to higher levels of stress, depression, and anxiety.
So, if your home is showing signs of damp, don’t just ignore it. Your health, or the health of your loved ones, could depend on taking action.
The Importance of Fast Damp Treatments
When it comes to damp, time is of the essence. Acting quickly can mean the difference between a straightforward fix and a costly, invasive renovation. Here’s why immediate treatment is essential:
- Stops the Spread of Mould
Mould can spread rapidly, especially in moist, warm environments. Quick treatment helps stop it from invading other parts of the home.
- Prevents Structural Damage
Over time, damp can weaken plaster, wood, and even brickwork. Fast action can protect your home’s structural integrity.
- Reduces Health Risks
The sooner the damp is dealt with, the less time your family is exposed to potentially harmful mould spores.
- Saves You Money
Letting damp linger can lead to bigger bills down the line. Replacing skirting boards or re-plastering entire walls is far costlier than early intervention.
- Improves Energy Efficiency
Damp walls are poor insulators, making it harder to keep your home warm. Fixing damp can lead to lower energy bills.
- Enhances Property Value
If you’re looking to sell or let your property, visible damp or mould is a major red flag for buyers and tenants. Addressing it early protects your investment.
- Avoids Recurrence
Fast professional treatment ensures that the root cause is tackled, not just the surface symptoms.
In short, don’t wait. Damp won’t go away on its own, and every day you delay could be making the problem worse.
Our Damp Treatments
At Wheatley Plastering & Damp Solutions, we offer a full range of damp-proofing services tailored to your property’s unique needs. With decades of combined experience, our Kent-based team uses industry-approved methods and materials to deliver lasting results.
Rising Damp Solutions
Using advanced damp-proof courses and specialist plastering techniques, we stop rising damp at its source. Learn more here: Rising Damp
Waterproofing Services
Protect your home from external moisture with robust waterproofing solutions—ideal for basements, foundations, and below-ground structures. Discover more: Waterproofing
Condensation Control
Our ventilation systems and insulation services help regulate indoor humidity, stopping condensation and preventing mould growth. Details here: Condensation Control
Basement & Cellar Conversions
Transform your damp basement into a warm, usable living space with our expert tanking and conversion services. Find out how: Basement & Cellar Conversions
Whether it’s a minor damp patch or a full-scale waterproofing project, our trusted team is ready to help restore your home’s comfort, safety, and value.
A Healthier Home Starts Today
Your home should be your sanctuary, not a source of illness or stress. If you’ve noticed the signs of damp or mould, don’t brush it off. Damp may start in the walls, but its effects go much deeper, potentially impacting your health, comfort, and finances.
At Wheatley Plastering & Damp Solutions, we’re proud to help Kent homeowners take back control—one treatment at a time. Let us show you what a dry, healthy home truly feels like and contact us today!
FAQs: Everything You Need to Know About Damp and Health
- Is all mould harmful to health?
Not all mould is toxic, but many types release allergens and irritants that can affect breathing and overall health.
- How can I tell if my damp is caused by condensation or something else?
Condensation usually appears on windows and external walls. Rising or penetrating damp often shows up as patches on walls or ceilings. A professional survey is the best way to be sure.
- Can damp cause asthma in children?
Yes, children exposed to mould are at greater risk of developing asthma or having their symptoms worsen.
- How quickly can mould grow in a damp home?
Mould can begin growing within 24–48 hours in the right conditions.
- Will a dehumidifier solve my damp problem?
It may help reduce moisture, but it won’t fix the root cause of damp, such as a failed DPC or structural leak.
- Are your treatments suitable for older homes?
Absolutely. We tailor our solutions to the age, materials, and structure of the property.
- What’s involved in a damp survey?
We inspect the affected areas, identify the type of damp, and recommend a treatment plan. Our surveys are thorough and professional.
- How long does damp treatment take?
It depends on the extent and type of damp. Most treatments take a few days to a week.
- Is mould removal part of the service?
Yes, we offer mould treatment and prevention as part of our overall damp-proofing service.
- Can I stay in my home during treatment?
In most cases, yes. We aim to work cleanly and efficiently with minimal disruption.
Ready for a Damp-Free Home?
Don’t let damp damage your health or your property. If you’re based in Kent and suspect a damp issue, Wheatley Plastering & Damp Solutions is here to help. Our professional, friendly team will guide you every step of the way, from initial survey to expert treatment. Contact us today!
