Difference Between Wet and Dry Rot - kenwoodplc

Concerned About Dry Rot? Here’s What You Need to Know

29 Apr 2025
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Dry rot is a serious form of fungal decay that can have a significant impact on properties, affecting the timber in buildings and compromising structural integrity if left untreated. It can weaken wooden beams, floorboards, and joists, leading to costly repairs, safety hazards, and even potential health risks. It is crucial for property owners to identify and address dry rot as soon as possible. At Kenwood PLC, we offer professional dry rot treatment to eliminate the problem and protect your property. In this post, we’ll explain what dry rot is and its causes, the impact it can have on a property, and how effective treatment can help.

What is Dry Rot?

Dry rot is a type of fungal decay that primarily affects timber in buildings, causing a range of problems. It is caused by the fungus Serpula lacrymans, which thrives in damp environments and gradually weakens the structure of the wood. Dry rot begins with the germination of spores, which spread when exposed to moisture, and then grows through the timber.

As the fungus develops, it breaks down the cellulose and lignin in the wood, causing the timber to become brittle, crumbly, and weakened. This decay can spread rapidly if left untreated, often moving through masonry and affecting larger areas of a building, compromising both its structural integrity and safety.

What is dry rot

What Causes Dry Rot?

Dry rot can be caused by a number of factors, many of which can be challenging to prevent. Issues such as poor ventilation, structural problems, and water damage can all create the conditions necessary for dry rot to develop and spread in a property. Below we highlight some of the most common causes of dry rot in properties:

Moisture and Poor Ventilation

Excess moisture is the leading cause of dry rot, as it creates an ideal environment for the fungus to thrive. Sources of moisture, such as leaky pipes, condensation, and high humidity, contribute significantly to the spread of dry rot. Without proper ventilation, these damp conditions can lead to timber decay and structural damage.

Structural Vulnerabilities

Certain areas of a property are more susceptible to dry rot due to structural vulnerabilities, particularly basements, lofts, and crawlspaces. These areas often lack sufficient airflow, leading to high humidity levels that encourage fungal growth. Poor drainage or blocked air vents further increase the problem, allowing moisture to linger and damage timber over time.

Water Damage from External Sources

Water intrusion from external sources, such as heavy rainfall or flooding, can also contribute to dry rot. When water seeps into the foundation or walls, it increases moisture levels in the property. This prolonged exposure to damp conditions, especially in poorly sealed buildings, creates a breeding ground for dry rot to develop and spread.

How Does Dry Rot Affect a Property?

Dry rot can lead to a range of serious problems if left untreated, with structural damage being one of the most significant risks. It can compromise the integrity of floorboards, joists, and wooden beams, potentially causing walls or floors to collapse, posing safety hazards and leading to costly repairs. Dry rot also creates health risks by creating dampness and mould growth. The excess moisture in affected areas can degrade indoor air quality, potentially leading to respiratory issues. Additionally, dry rot can impact the insulation of a property, reducing energy efficiency. As the wood and insulation become compromised, temperature regulation suffers, resulting in higher energy bills as more heating or cooling is needed to maintain a comfortable temperature.

How Does Dry Rot Affect a Property?

Why Professional Dry Rot Treatment is Essential

If you suspect dry rot in your property, it is vital to have it assessed and treated promptly by a professional company like Kenwood PLC. Addressing the issue quickly, can prevent further damage caused by dry rot. At Kenwood PLC, we offer professional dry rot treatment to effectively eradicate the problem and prevent it from recurring. Below, we outline why professional dry rot treatment is essential:

Effective Removal of All Moisture and Eradication of Fungal Growth

Professional dry rot treatment is essential because it ensures all moisture is effectively removed, and the fungal growth is completely eradicated. We use advanced techniques to treat the affected area, ensuring the highest standards are met to prevent the issue from worsening. This includes removing any timber that is too damaged, thereby protecting the property from further structural damage and stopping the spread of the rot.

Efficient, Quick, and Professional Treatment

We can carry out dry rot treatment efficiently and quickly, ensuring minimal disruption to a property. Our team has the necessary expertise and tools to address the issue promptly, which reduces the risk of the rot spreading further. By acting fast, professional services help avoid more extensive damage, saving both time and money in the long run.

Ensuring No Dry Rot is Present and Preventing Future Recurrence

A professional dry rot treatment not only removes the current problem but also ensures that no dry rot is present in a property. After the treatment, we will carry out thorough inspections and take measures to prevent future occurrences. This includes improving ventilation, repairing any structural weaknesses, and offering advice on maintaining a dry environment, protecting your property in the future.

Contact Kenwood PLC to Learn About Our Professional Dry Rot Treatment

At Kenwood PLC, we offer a range of tailored damp proofing treatments for both domestic and commercial property owners in London and the South East of England, including professional dry rot treatment. We also have over 40 years of experience providing dry rot treatments to properties of all shapes and sizes.

Dry rot treatment completely removes all moisture sources from your property and eradicate the fungus, ensuring a fully dry environment. By utilising professional treatments, you can prevent the significant structural damage caused by dry rot and stop the problem from worsening, keeping your property safe and habitable. 

Want to learn more about our dry rot treatment at Kenwood PLC and receive a free quote? Fill out the online contact form or contact us directly to chat with a member of our team.

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