11 Strategies To Completely Block Your Secondary Glazing Sash Window

· 6 min read
11 Strategies To Completely Block Your Secondary Glazing Sash Window

How Secondary Glazing Can Improve Your Sash Window Insulation

If you're interested in the advantages of double-glazing, but aren't able to replace your existing sash window, or do not wish to do it, secondary glazing may be a good solution.

It is an affordable option that will improve insulation and reduce draughts without altering the look of the original.  sash window refurbishment  can be utilized in situations where the property deeds specify that the original features must be kept.

Insulation that is improved

It can be difficult to insulate sash windows when your home is old and you have older windows made of sash. This is typically due to planning restrictions or the difficulty in modifying the traditional windows without compromising its beauty. Secondary glazing can be an ideal way to boost the insulation of your home. It involves adding a second pane of glass to the frame, providing an extra layer of insulation that will keep your property warmer for longer and cut energy costs.


The additional pane of glass that is added to the sash window frame serves as an insulation by trapping air and retaining the heat inside your home. The second pane also helps to reduce noise from outside. This is particularly beneficial for those who reside in an area that is known to be very noisy, as it will help to keep the peace and tranquility inside your home.

It is important to note that, although secondary glazing can increase your home's insulation however, it will not be as effective as double-glazed windows. The gap between the two panes does not offer the same amount of energy efficiency as double-glazed windows.

We offer a variety of secondary glazing solutions tailored to your original sash windows and the requirements of your home. We can create secondary glazing that opens alongside the original sash windows, offering you to enjoy the benefits of greater efficiency in energy usage without having to sacrifice the beautiful windows of your heritage.

This type of system is very popular in listed buildings and homes within conservation areas, as it lets you enjoy the benefits of increased energy efficiency without compromising the aesthetics and style of your home. We can achieve a high degree of insulation by using new methods like double-glazing with vacuum, while allowing sash windows open.

We can also offer a variety of decorative finishes that can enhance the look of your sash windows and add to the overall appearance of your home. This includes shutters blinds and curtains. They can all increase the thermal efficiency of a home by acting as an additional barrier to stop cold air from entering.

Reduced noise

Many homes aren't complete without windows with sash. However they can be drafty and noisy. Installing secondary glazing is one way to improve the insulation of sash windows. This is a low-cost solution that can improve the efficiency of your home and reduce outside noise. It is also a great alternative for older homes as it preserves the original design and can protect them from intrusion.

Sliding secondary glazing is available in a variety of sizes and styles and styles, making it easy to find the best suitable for your home. Fixed inserts are aluminum frames which can be inserted into the sash window you have already installed. They can be put in permanently or semi-permanently, depending on the requirements of your. They're a simple, DIY option for homeowners looking to improve their home on their own.

A variety of glass is available including toughened safety glass as well as laminated acoustic glass. Acoustic glass can be used in secondary glazing to reduce outside noise. It can also improve privacy inside your home. This is particularly important if you live close to a busy road or in a noisy area.

Secondary glazing can help reduce the amount of noise pollution and allow you to unwind in your home. This is a good idea for those who have pets or children, as it can lower the amount of noise entering your home. It also helps to keep outside noises from disrupting your sleep.

If you live in an historic or listed structure, it may not be feasible to install a double-glazed windows without altering the original design of your home. You can improve the energy efficiency by adding secondary glass to your sash window. It is a durable and cost-effective solution that offers numerous benefits, including improved security, lower noise and better heat retention.

The most appealing aspect of secondary glazing is that it can be fitted within the windows you already have and allows you to preserve the beauty and character of your property while improving its insulation and energy efficiency. It is also cheaper than replacing all your sash windows with new ones.

Enhance the appearance of your home

Secondary glazing is a great alternative to replace windows with sash. It adds a new glass pane inside the frame. This creates a barrier that helps reduce heat loss and improves the efficiency of your home's energy usage. It also reduces the noise from outside, creating peace. It's also a more economical way to increase the insulation of your house, without changing the original appearance.

The addition of a second layer of glass to your existing sash window will provide a superior level of insulation, reducing the loss of heat by as much as 60%. It keeps your home warmer for longer and save you money in the long run. Secondary glazing can also reduce condensation and black mould, as it prevents moisture from getting into the window frames made of wood.

There are a variety of secondary glazing systems that are suitable for different sash window types. For instance, some systems include a sash that can be opened and closed and closed, while others are fixed or only open for ventilation. There are also options that do not require an egress or mullion which makes them ideal for heritage and listed properties. There are also many different colours and finishes to choose from, allowing you to choose the right style for your home.

It's a great choice for homes with historic or period style which aren't able to replace their sash windows with identical replacements. It's also a popular option for those who reside in a conservation zone or in a listed structure where there are limitations on what can be done to the property's windows.

The thin sightlines of secondary glazing are also a benefit, since they don't block the view of the original Sash windows. This makes it a great option for homeowners looking to upgrade their sash windows in order to improve energy efficiency and reduce noise pollution but aren't looking to replace them all.

Reduced condensation

Condensation is a typical issue with windows made of sash. This occurs when warm air from inside of the home meets the cold window surface and causes the formation of water droplets. This can cause damp and mould issues in the home. Secondary glazing can help solve this problem by creating an extra layer of insulation that stops the transfer of heat between the original window and the room. This will allow you to keep your house warmer for longer with less energy use and reducing heating costs.

The addition of an extra pane of glass also improves the acoustic performance of sash windows. It dissociates the movement of the sash from the frame, which reduces resonance between the two, thereby limit the leakage of sound. Additional acoustic enhancements can be made by using the thicker or acoustic laminated glass in the secondary pane.

Sash window secondary glazing is not double glazed and doesn't require the removal of the window. Instead, it adds a new pane of glass to the existing window frame. This makes it a good option for listed homes and buildings with a heritage character, in which it can be difficult or impossible to install new double-glazed windows.

Sash window secondary glazing is available in a range of different styles, including vertical sliders and hinged casements. These are the most popular choices for listed buildings, as they can be placed without mulliations or transoms. This preserves the original look of the window. Both styles are available with a lift-out option to facilitate cleaning and maintenance.

Additionally, fixed secondary glass can be installed for homes that do not need regular ventilation or for situations where it could be risky to open the original sash windows. These can be fitted with a stay that will ensure they remain in a minimum position, avoiding the need to open manually them manually. In these circumstances, it is recommended to keep track of the humidity levels with an hygrometer and then make steps to reduce the amount of moisture within the building. This could include enhancing the ventilation system and installing a humidifier.