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Benefits Of External Wall Insulation

As we strive to reduce our carbon footprint and improve energy efficiency in our homes, external wall insulation has become an increasingly popular option for homeowners. In this article, we will explore different benefits of external wall insulation, ranging from improved energy efficiency and comfort to increased property value and compliance with building regulations.

External wall insulation involves adding a layer of insulation material to the exterior walls of a building, which helps to prevent heat loss and reduce energy bills. But the benefits of external wall insulation go beyond just energy savings.

For example, external wall insulation prevents heat loss, regulates indoor temperatures, reduces noise transmission, and even enhances the aesthetic appeal of a building’s exterior.

Whether you’re a homeowner, landlord, or property developer, understanding the advantages of external wall insulation helps you make an informed decision about investing in this cost-effective and sustainable solution.

How Does External Wall Insulation Work?

External wall insulation involves the application of insulation materials to the external walls of a building, followed by a layer of render or finishes. The insulation layer reduces heat loss through the walls and improves the thermal performance of the building, making it more energy efficient.

This insulation is particularly useful for solid walls, which are more prone to heat loss than cavity walls. The insulation layer also acts as a barrier to water and moisture, preventing condensation and dampness from affecting the building.

The materials used for external wall insulation include mineral wool, rigid stone wool insulation, and other insulation materials. External wall insulation can significantly reduce energy bills and improve the comfort of the house by maintaining a stable internal temperature and reducing heating costs.

Compared to internal insulation, external insulation is less disruptive and does not reduce internal floor space.

ProGuard Exteriors are your local experts for external wall insulation, exterior wall coatings, coloured render systems, and exterior painting for your home.

ProGuard Exteriors are your first choice for quality local workmanship throughout the South East of England.

Call us today on 0800 612 5254 to arrange a free quote or get in touch for more information on how to protect and transform your home!

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Some Key Benefits Of External Wall Insulation

External wall insulation offers numerous benefits to building owners and occupants. Here, we will explore the key benefits of external wall insulation in detail.

Improved Energy Efficiency

Improved energy efficiency is one of the key benefits of external wall insulation. By reducing the amount of heat lost through the walls, external wall insulation significantly improves the energy performance of a building. This results in lower energy bills, as less energy is required to heat the building.

In addition to improved energy efficiency’s financial and environmental benefits, there are also potential health benefits for building occupants. A well-insulated building can help to maintain a more consistent and comfortable indoor temperature, reducing the risk of temperature-related health problems such as hypothermia or heat exhaustion.

Increased Comfort

The insulation layer helps to regulate indoor temperatures, reducing the impact of external temperature fluctuations and creating a more consistent and comfortable indoor environment. This leads to fewer cold spots and drafts, making the building more pleasant to live or work in.

Enhanced Aesthetics

The insulation layer is covered with a range of protective and decorative finishes, such as render, cladding, or tiles, which transform the appearance of a building. These finishes come in various colours, textures, and styles, allowing building owners to customize the look of their property.

External wall insulation hides unsightly defects or imperfections on the building’s exterior, such as cracks or discoloured areas. This makes the building look newer and more attractive, increasing its curb appeal and resale value.

Using external wall insulation can improve the overall appearance of a neighbourhood or community, particularly when multiple buildings are retrofitted with external wall insulation simultaneously. This creates a more cohesive and attractive streetscape, contributing to a sense of pride and community among residents.

Reduced Condensation

In buildings with poorly insulated walls, moisture builds up on cold surfaces, leading to condensation and potentially dampness, mould growth, and associated health risks.

By providing a barrier against external temperatures, external wall insulation helps to regulate the temperature and humidity levels inside the building, reducing the risk of condensation.

This prevents dampness, mould growth, and associated health problems, such as respiratory issues, allergies, and asthma. Reduced condensation protects the building’s structure and contents, preventing damage from dampness and mould growth.

Benefits Of External Wall Insulation

Increased Durability

The insulation layer provides an additional protective barrier against the elements. This helps to shield the building from rain, wind, and other weather-related damage, extending the life of the building’s external walls and reducing the need for costly repairs.

The protective and decorative finishes applied to the insulation layer further enhance the durability of the building’s exterior. This provides additional resistance to wear and tear, keeping the building looking newer for longer, and reducing the need for frequent maintenance and repairs.

Improved Fire Resistance

Improved fire resistance is another benefit of external wall insulation. Insulation materials used in external wall insulation are often fire-resistant, meaning they help slow the spread of fire through the building’s external walls.

The insulation materials’ fire-resistant properties and the finishes applied to the insulation layer provide additional fire protection. For example, some finishes are designed to be fire-retardant, helping to prevent flames from spreading and reducing the risk of fire-related damage.

Reduced Carbon Footprint

By improving the energy efficiency of a building, external wall insulation helps to reduce the amount of energy. As a result, you’ll get lower carbon emissions and a smaller environmental impact.

The materials used in external wall insulation are often chosen for their low environmental impact. For example, recycled or sustainable materials, which reduces the carbon footprint of the insulation process, contributing to a more sustainable and eco-friendly building.

Increased Property Value

A well-insulated building is more attractive to prospective buyers or tenants, as it offers lower energy bills, improved comfort, and a range of other benefits that enhance the property’s overall appeal.

External wall insulation helps to modernise the appearance of a building’s exterior, increasing its curb appeal and overall value. This is particularly important in areas where energy efficiency and sustainability are becoming more important for buyers and renters.

Reduced Risk Of Structural Damage

External wall insulation protects a building’s envelope from moisture damage and causes various structural problems such as decay, rot, and mould growth. With external wall insulation, moisture is less likely to penetrate the building envelope and cause structural damage. This is because insulation helps to prevent condensation from forming on cold surfaces such as walls and roofs.

Moreover, by reducing the risk of structural damage, external wall insulation helps to maintain the safety and integrity of a building. This protects the health and well-being of its occupants, creating a more secure and reliable building, and reducing the potential for damage or disruption in the future.

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How Much Time Is Required For External Wall Installation?

External wall insulation installation takes anywhere from a few days to a few weeks. It actually depends on the size of the building, the complexity of the installation process, and the type of insulation material used. In general, the larger the building, the longer the installation process will take.

The type of insulation material used affects the time required for installation. For example, some insulation materials require more preparation work, such as installing a base coat or adhesive, which adds time to the overall process.

During installation, homeowners or building occupants experience disruptions to their daily routines. For example, there will be noise, dust, or the need to temporarily move furniture or equipment to allow for access to walls.

However, professional installers usually take measures to minimize disruption and ensure the installation process is as smooth and efficient as possible.

What Should You Consider For Hiring A Professional To Install External Wall Insulation?

When considering the installation of external wall insulation,  you should hire a professional installer to ensure that the work is done safely. Here are some considerations to keep in mind when hiring a professional for external wall insulation installation:

  • Experience: Look for a professional with a good external wall insulation installation track record. Check references, online reviews, and ratings to see how they have performed in previous jobs.
  • Qualifications and certifications: Ensure the hired professional is properly qualified and certified to install external wall insulation. Look for certifications such as PAS 2030 or TrustMark, which indicate that the installer meets industry standards.
  • Insurance: Ensure that the professional you hire has adequate insurance coverage, including liability insurance and worker’s compensation insurance. This will protect you in case of any accidents or damage that occur during the installation process.
  • Cost: Get quotes from multiple professionals to compare prices and ensure you get a fair price for the work. However, be wary of professionals offering significantly lower prices than others, which indicates poor quality artistry or defective materials.
  • Communication: Choose a professional who communicates clearly and regularly throughout the installation. They should be able to explain the installation process to you in plain language and answer any questions you have.

Final Words

Benefits of external wall insulation can’t be described in a few words, unless you insulate your home. Typically, external wall insulation offers a range of potential benefits for building owners and occupants alike.

From improved energy efficiency and maintenance, external wall insulation helps to improve the overall quality, sustainability, and value of a building project.

Moreover, as environmental sustainability and energy efficiency become increasingly important, external wall insulation is becoming an increasingly popular option for builders and property owners.

By considering the potential benefits of external wall insulation, building owners and contractors make informed decisions about the best ways to improve their projects’ efficiency, durability, and overall quality.

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ProGuard Exteriors Ltd is a highly rated external rendering and insulation company providing bespoke packages for homeowners, developers and businesses across South East England.

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