11 Ways To Completely Sabotage Your Secondary Glazing Sash Window How Secondary Glazing Can Improve Your Sash Window Insulation

If you're looking to reap the advantages of double glazing, but you aren't able to or don't want to replace your current windows with sash secondary glazing is the best option.

It is a cost-effective option that improves insulation and reduces draughts, without changing the appearance of the house. It can be used in situations where property deeds stipulate that original features must be retained.

Improved insulation

If your home is older and you have windows with sash, it may be difficult to make them as insulated as you'd like. This is typically due to the restrictions on planning or the difficulty of altering the traditional windows without sacrificing its appeal. Secondary glazing is a fantastic option to increase the insulation of your home. It involves incorporating a second pane of glass to the existing frame. This adds an additional layer of insulation to your home and reduce energy costs.

The glass that is added to the existing sash window frame serves as an insulation, trapping air and keeping heat in your property. Additionally, the secondary pane helps to block out noise from outside. This is particularly beneficial if you reside in an area that is known to be noisy, as it will help to keep the peace and tranquility inside your home.

It is important to know that even though secondary glazing will improve the insulation of your home but it's not as effective as double-glazed windows. This is because the space left between the two panes glass doesn't provide the same amount of thermal efficiency as a double-glazed window.

This is why we offer a range of bespoke secondary glazing options that are tailored to suit the original sash window as well as the specific requirements of your property. We can design secondary glazing that opens alongside the original sash windows, offering you to enjoy the benefits of greater efficiency of energy without having to sacrifice the beautiful windows of your heritage.

This type of system is very preferred in listed buildings and homes within conservation areas, as it lets you enjoy the benefits of increased energy efficiency without compromising the look and feel of your home. We can achieve a superior level of insulation using innovative methods like double-glazing with vacuum, while permitting windows to be open.

We also offer a variety of decorative finishes that can complement your existing window sash and improve the aesthetics of your home. This includes shutters blinds and curtains. They can all increase the thermal performance of a home by creating a barrier to stop cold air from entering.

Reduced noise

A lot of homes aren't complete without windows with sash. They can be noisy and draughty. One method to increase the insulation of windows in sash is by installing secondary glazing. This is an inexpensive solution that can improve the efficiency of the heating system in your home and reduce outside noise. It can also be an excellent option for older homes, since it keeps the original design and protect them from burglars.

Secondary sliding glass is available in a range of styles and sizes and styles, making it easy to find the ideal design for your home. Fixed inserts are aluminium frames which can be inserted into your existing sash window. They can be erected permanently or semi-permanently, depending on the requirements of your. They're an easy DIY option for homeowners looking to make their own improvements.

There are a variety of glass to choose from, including laminated acoustic and toughened safety glasses. Acoustic glass can be used for secondary glazing to reduce outside noise. It also increases privacy inside your home. This is especially important if you live close to a busy road or in a noisy area.

Secondary glazing can reduce the noise and make it easier to enjoy your home. It's also a good idea for families with pets or children, since it will reduce the amount of noise that filters into your home from outside. It also helps to prevent external noises from disrupting your sleep cycle.

If you live in an historic or listed building, it might not be feasible to install a double-glazed windows without altering the original design of your home. However, you can increase the energy efficiency of your sash windows by adding secondary glazing. It is a long-lasting and cost-effective solution that offers numerous benefits, including improved security, lower noise and better heat retention.


The best part about secondary glazing is that it can be incorporated into your existing sash window, allowing you keep the character and charm while increasing your home's insulation and energy efficiency. It is also cheaper than replacing your entire sash window with new ones.

Enhance the aesthetics

Secondary glazing is a fantastic alternative to replacing sash windows. It is a new glass pane inside the frame. This creates a barrier that reduces heat loss and enhances the efficiency of your home's energy usage. It also helps to reduce noise from outside creating a tranquil and peaceful environment. It's also a more efficient way to improve the insulation of your home, without changing the original appearance.

The addition of an additional layer of glass to your existing sash window provides an excellent degree of insulation, which can reduce heat loss by up to 60 percent. This means that your home will remain warmer for longer, and will save you money on your energy costs in the long run. It can also help to reduce condensation and black mould because the secondary glazing prevents moisture from getting into the wooden window frames.

There are many different secondary glazing systems, which are suitable for a range of sash windows. For example, some systems have a sash that can be shut and opened, while others are fixed or only open for ventilation. There are options that do not require a mullion or transom, which makes them ideal for listed and historic properties. There are also many different finishes and colours to choose from, allowing you to find the perfect style to suit your home.

One of the biggest benefits of secondary glazing is that it doesn't change the appearance of your sash windows, so it's perfect for period or historic homes where replacements that are like-for-like aren't an option. It's a popular option for those who reside in conservation areas or listed properties where the windows on their property aren't permitted.

sliding sash window repairmywindowsanddoors.co.uk of secondary glass are also a benefit, since they don't block the view of your original windows with sash. This makes it a good alternative for homeowners who wish to upgrade their sash windows to increase the efficiency of their energy and reduce noise pollution, but aren't looking to replace them completely.

Reduced condensation

Condensation is a common problem with windows with sash. It occurs when warm air inside the property faces the cold exterior of the window, which causes water droplets to form. This can cause damp and mould issues in the home. Secondary glazing can help to reduce this issue by forming an additional layer of insulation that stops the transfer of heat between the original window and the room. This means that you will be in a position to keep your home warmer for longer and consume less energy, saving you money on heating bills.

A second glass pane can also improve the acoustic qualities of sash window. It separates the sash's movement from the frame, reducing resonance between the two and therefore limiting sound leakage. The secondary pane can be made more acoustically efficient by using acoustic laminated glass or thicker glass.

Sash window secondary glazing is not double glazing and doesn't require the removal of the window. It simply adds another pane of glass to the frame. This makes it an excellent option for listed buildings and heritage properties where it is often impossible or not practical to put in new double-glazed windows.

Secondary glazing for windows made of sash is available in a range of different styles that include vertical sliders as well as hinged casements. The latter are a popular option for listed buildings because they can be fitted without the use of transoms or even mullions, preserving the look of the window as it was originally. Both styles can be installed with a lift out facility to make cleaning and maintenance easy.

Alternately, fixed secondary glazing is available for properties that do not need regular ventilation or where it may be dangerous to open the original sash windows. They can be equipped with a stay to keep them in a pre-determined minimum level, eliminating the need to open manually them manually. In these instances, it is recommended to keep track of the level of humidity using an hygrometer and then make steps to reduce the amount of moisture within the property. This could include enhancing the airflow and installing an air humidifier.