Why Choose Secondary Glazing?
Secondary glazing is an excellent option for those who want to improve your windows without having to replace them. It improves thermal efficiency, reduces noise pollution and assists in stopping draughts.
It's a less expensive alternative to double glazing and is ideal for homes built in the past, such as Listed Buildings, Conservation Areas or Apartment Blocks.
Reduced Noise
Many UK homes have windows that are not well insulation, allowing outside noise to penetrate into the home. Installing new double glazing or soundproofing walls and ceilings can be expensive. An alternative that is less expensive is to fit secondary glazing that is installed by adding an additional glass pane on top of the window that is already in place, providing more insulation and noise reduction. This is especially beneficial for listed buildings and homeowners who want to preserve the original style of their property.
Secondary glazing can also assist to reduce draughts, as well as the cost of energy and making your home more comfortable. It's a great option for homeowners who are looking for double glazing but cannot afford to change their single-glazed windows. Or for those living in old buildings where changes are not allowed.
You can select from a range of options for secondary glazing on sash windows, such as self-fitting film or fixed inserts. You can also select different types of acoustic glasses to maximize performance. Saint-Gobain Stadip Soundproof Acoustic Glass, for instance serves as a sound barrier between the original window, absorbing the vibrations and reducing noise at high frequencies.
The optimal gap between secondary and primary windows is between 100-200mm. This gap can be made more acoustic by installing acoustic windows or by covering the head and the reveals of the windows with acoustic tile.
We suggest hiring an experienced installer to install your secondary glazing. They will be able to advise you on the most suitable options for your requirements and offer a professional, reliable service. We're proud to be an accredited FENSA trader, which means you can count on us to provide high-quality installation that is up to all necessary standards. We offer a 10-year guarantee for all of our work to give you more peace of assurance. Contact us today if you have any questions or like to arrange a no-cost home survey and quote.
Increased Energy Efficiency
If you live in a property that is of a certain period, such as a listed building or one of London's beautiful conservation zones, you might want to steer clear of replacing your original windows with uPVC. Replacing windows is a costly project that requires a significant disruption to your building.
Secondary glazing is an alternative that lets you enjoy the energy efficiency benefits of modern double glazing without the need to take out your existing windows and without compromising the look of your home. Secondary glazing is a slender pane of glass that is fitted to the inside of your window with a 100mm gap between them, which can improve thermal insulation and reduce exterior acoustic disturbance.
Our secondary glazing is available in a vast selection of colours and woodgrain finishes. This means that you can find a solution to match the aesthetics of your home. It's also slim and discrete and will blend in seamlessly with your existing frame. In addition to providing outstanding noise reduction, our secondary glazing comes with 6.4mm laminated glass to add an additional layer of protection from the outside.
Secondary glazing is the best way to minimize the sound from outside. This will give you significantly higher levels in insulation and reduce the amount of noise entering your home through your windows. Our 6.4mm laminated window can cut down on noise by up to 80 percent.

Secondary glazing can be installed quickly, easily and with minimal disruption to your office or home. It's ideal for homes where the original windows are in good condition, but could do with some additional insulation or noise reduction.
Installing secondary glazing is not just more affordable than replacing windows, but it can also save you money on heating costs throughout the year. It also helps you to conserve energy and reduce your carbon footprint.
Secondary glazing is a fantastic alternative for any commercial or residential property that would like to reduce noise pollution, improve thermal insulation and improve security. If you're looking for a business that can install secondary glazing, make sure to hire an expert with the proper certification and insurance. This will ensure the highest quality workmanship.
Increased Security
There are many reasons why homeowners choose to install secondary glazing. It's particularly popular for properties in conservation areas or listed buildings where they are unable to replace existing windows, however, they still require high levels of thermal insulation and noise reduction. It can also be used in modern homes that are suffering from condensation in the winter months. It also offers other advantages, like better acoustic performance and greater security.
Secondary glazing is different from traditional double glazing. It has an internal frame which is installed on the inside of the window. This makes secondary glazing a more robust option that is less vulnerable and can offer better protection against intruders. This is especially crucial for older or more historic properties that do not have the same level of security systems and locking mechanisms found in the majority of modern properties.
The secondary glass also has an aesthetically pleasing sightline that does not interfere with the original windows. This means you can benefit from improved acoustic performances and less noise pollution and increased thermal comfort while preserving the aesthetics of your home.
Security enhancement is a key benefit of secondary glazing london. This is because the second window is a difficult for burglars to penetrate than the single window. It can deter burglaries by adding a layer of complication. double glazing repair london is especially beneficial in homes that are older or more historic where a burglary can have a greater impact on the family members who live there.
Our secondary glazing products are designed to order and can be fitted to any existing door or window. The secondary glazing london products are available in hinged or sliding casement styles and come with a range of glazing options, including 6mm Stadip Silence, 4mm or even 6.4mm laminated glass. The frames made of aluminium have an extremely strong and secure frame that can withstand removal by force. They can be finished in many colours to match the existing windows or the interior design.
Increased Value
Secondary glazing is a cost-effective method to make single-glazed windows meet modern window insulation standards. It can help reduce noise pollution from outside and improve the energy efficiency of the building. It can reduce heating bills by up to 30%. In addition, it can increase the security of a home by acting as a deterrent to criminals. It's important to choose an approved installer such as FENSA to ensure that the job is done in accordance with the highest standards.
An excellent alternative to replace windows with sash, our secondary glazing in Essex and London is able to offer better heat retention, security, safety, sound insulation and condensation control. It can also enhance the value of your home by varying the thickness of the glass as well as the cavity.
Unlike replacement windows, which can be quite costly and difficult to install into existing openings secondary glazing can be installed on different window styles. It can be put on sliding windows with sash as well as tilting and fixed casements and windows with louvres. Its slim sightlines make it ideal for listed buildings and conservation zones where it is often forbidden to change existing windows.
In addition to increasing energy efficiency and reducing outside noise, it can increase the level of comfort in homes, particularly in older properties that tend to be cold and humid. It also helps reduce condensation, which can help prevent the growth of mildew and mould. We can also incorporate 6.4mm Stadip 'silence' glass into our secondary glazing which will significantly reduce noise pollution from external sources like traffic and aircraft noise.
It is also possible to install on sash windows which are frequently opened to allow ventilation. It is recommended to put in a stay to ensure that the sash is held at a minimal level. This is to ensure security. It can be fitted with a key, or it can be locked, which means that the window will only be open a small amount. We have a wide selection of windows that can meet every need.