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Vacuum Glass Windows Explained: Key Features & Benefits
When people are choosing new windows for their properties, key factors they often consider include performance, insulation, durability, and efficiency. One of the most innovative developments to emerge is vacuum glass windows – a high-performance technology which is becoming increasingly more popular amongst homeowners and business owners alike.
These advanced windows are made from two panes of glass, separated by a micro-thin vacuum layer. They offer many benefits to property owners, from helping to achieve high levels of thermal efficiency, to enhancing comfort within buildings. At Premier Windows, we specialise in supplying and fitting vacuum glass windows across London, helping homeowners and businesses enjoy more comfort and performance.
In this post, we’ll explain everything you need to know about vacuum glass windows, exploring their key features and standout benefits.
What Is a Vacuum Glass Window?
Vacuum glass windows, also known as vacuum-insulated glazing (VIG), are an advanced window technology which are made to provide maximum thermal efficiency within an ultra-slim profile. Unlike traditional double glazing, which uses a gas-filled cavity between the panes, vacuum glass removes all air creating a vacuum seal.
As there is no air to transfer heat or sound, these windows offer amazing insulation when compared to triple glazing. The result is a highly efficient, lightweight window unit that significantly reduces heat loss and enhances comfort in both modern and period properties.
Vacuum Glass Windows: Applications
Vacuum glass windows are extremely versatile, making them suitable for a wide range of types of buildings. They have high-performance capabilities and an ultra-sim profile, which makes them perfect for installation in spaces where traditional double or triple-glazed units may not be practical. Below, we share more about where vacuum glass windows can be used:
Residential Homes: Vacuum glass windows are suitable for a variety of residential homes, including houses on quiet streets, apartments in the city, and properties in conservation areas. They improve insulation, reduce noise, and give a sleek, modern look.
Commercial Buildings: Commercial buildings such as offices, hotels, and shops can also benefit from improved energy efficiency, better acoustic control, and enhanced comfort for employees and customers, which vacuum glass windows provide. They’re a great option for commercial property owners looking for a long lasting, thermally efficient window solution.
Heritage and Listed Properties: They are also suited to heritage and listed properties, with the slim design of vacuum glass windows allowing them to be installed within existing timber frames. This preserves the original aesthetics of a property while upgrading both thermal and acoustic performance.
Whether it’s a modern new build, a period renovation, or a commercial space, vacuum glass windows offer the perfect balance of functionality, style, and comfort. At Premier Windows, we supply and install these advanced windows across London, helping every property enjoy the unique advantages of this innovative technology.
Key Features of Vacuum Glass Windows
Vacuum glass windows offer a range of innovative features that set them apart from traditional window types, which is why more people are choosing to upgrade to them. Their design delivers exceptional thermal insulation, excellent acoustic performance, and a sleek, modern profile that doesn’t compromise durability. Here, we explore some of the key features of vacuum glass windows and explain how these advanced properties benefit your property.
Exceptional Thermal Efficiency
Vacuum glazing delivers some of the lowest U-values available, often achieving 0.4-0.7 W/m²K. This level of insulation surpasses triple glazing while remaining a lot slimmer and lighter. The vacuum cavity significantly reduces heat transfer, helping properties keep warmth for longer and improve overall energy efficiency. As a result, homeowners and businesses can enjoy improved indoor comfort and reduced heating demand all year.
Outstanding Acoustic Performance
As a vacuum removes the medium through which sound waves travel, vacuum glass is highly effective at blocking external noise. This makes it perfect for properties near busy roads, airports, train stations or construction-heavy areas. The reduction in noise creates a quieter, more relaxing indoor environment, which can concentration, sleep quality, and overall wellbeing. For both residential and commercial settings, this enhanced acoustic control is a big advantage.
Ultra-Slim Profile
One of the most distinctive features of vacuum glass is its super slim design, typically being only 6-10mm thick. It offers the performance of triple glazing while maintaining the look of single glazing. This makes it suitable for heritage buildings, listed properties, and period homes where bulky frames would not look good. The slim profile also benefits contemporary architecture, providing sleek sightlines without compromising on energy efficiency.
Benefits of Choosing Vacuum Glass Windows
Vacuum glass windows provide a wide range of benefits for both residential and commercial properties. As energy performance standards go up, more homeowners and businesses are seeking glazing solutions that deliver long-lasting comfort and efficiency. These advantages make it one of the most smart and effective window technologies available today. Here, we go into further detail on some of these benefits:
Lowered Energy Bills
As energy costs continue to rise, improving thermal performance is crucial for reducing long-term expenses. Vacuum glass significantly minimises heat loss through the glazing by using an ultra-thin vacuum cavity between the panes. This advanced insulation helps retain warmth for longer, reducing dependence on heating systems. Over time, this improved efficiency can lead to big savings on energy bills for both property owners.
Enhanced Comfort
Vacuum glass provides excellent thermal stability, which helps to maintain a consistent, comfortable indoor temperature. It minimises cold spots, reduces draughts, and limits heat transfer during warmer months. This creates a more comfortable living or working environment with fewer fluctuations. Whether used in residential or commercial properties, vacuum glazing enhances overall comfort and contributes to a more enjoyable, energy-efficient indoor environment.
Suitable for Conservation Areas and Listed Buildings
Vacuum glass is also suitable for conservation areas and listed buildings because of its slim profile. It can often be fitted into existing timber frames, allowing properties to maintain their original character while benefiting from modern thermal and acoustic performance. This makes it a brilliant choice for heritage refurbishments where aesthetics need to be preserved. Vacuum glazing provides a discreet yet highly effective solution for improving efficiency without changing the historic appearance of a building.
Long-Term Durability
Vacuum glass units are made with high-strength materials and a fully sealed vacuum cavity, offering long-lasting performance and reliability. This robust construction provides resistance to moisture ingress, internal fogging, and pressure changes, ensuring consistent insulation over many years. Their durability also reduces the need for frequent replacements or maintenance. For property owners seeking a dependable, long-term glazing option, vacuum glass offers a highly resilient and cost-effective choice.
Increased Property Cost
Installing vacuum glass can also increase a property’s market appeal by offering improved energy efficiency, durability, and modern performance. Both buyers and tenants prioritise sustainable and high-quality glazing, making vacuum windows an attractive feature. Their longevity, advanced insulation, and discreet appearance contribute to a more desirable property overall. As a premium upgrade, vacuum glass can increase both perceived and actual property value.
Vacuum-Insulated Glass Price
The price of vacuum-insulated glass often varies based on several factors, including window size, glass thickness, and any additional features, such as acoustic or safety enhancements. Other considerations, like the type of frame used and whether the installation is for a residential or commercial property, can also influence the overall cost that someone pays.
For an accurate quote tailored to your property’s specific requirements, contact our team at Premier Windows directly. We can provide detailed pricing information, discuss our available options, and help you select the ideal vacuum-insulated glass solution for your home or business.
Vacuum Glass Sash Windows
Vacuum glass windows are available in the traditional sash style, which combines the advanced performance of vacuum glazing with classic charm. We can supply and install them at Premier Windows, providing property owners with the benefits of vacuum glass, including exceptional thermal insulation, reduced condensation, and improved acoustic control. They can also maintain the elegant, timeless look of sash windows, perfect for period homes or heritage properties.
In addition to sash windows, our vacuum glass is also available in a variety of other styles to suit modern and contemporary properties. From casement and tilt-and-turn designs to bespoke shapes and sizes, our windows can be custom designed to fit your home or commercial building perfectly.
Contact Premier Windows for More Information on Vacuum Glass Windows
At Premier Windows, we supply and install high-quality vacuum glass windows for both residential and commercial properties, helping customers enjoy exceptional insulation, superior noise reduction, and sleek modern aesthetics. We offer a range of vacuum glass options from leading brands in different styles, ensuring you receive the highest-quality, most durable windows available. You can also explore other glazing options and secondary glazing, to find the perfect solution for your property.
Whether you live in a modern property or a historic building, we have an option and fit that will complement your space beautifully. With decades of industry experience and a small, trustworthy team of dedicated expert fitters, we ensure every installation is completed to the highest standards. If you’d like more information about installing vacuum glass windows on your property, contact us today. You can fill out our online contact form, call us on 020 8683 4446, or email sales@premierwindows.ltd.uk to discuss your requirements.