5 Laws Everybody In Secondary Glazing Sash Window Should Know How Secondary Glazing Can Improve Your Sash Window Insulation

If you'd like the advantages of double-glazing, but are unable to replace your existing sash window, or don't want to do so, secondary glazing could be a good solution.

It is a cost-effective solution that adds insulation and reduces draughts without altering the appearance of the house. It can also be used when it is stipulated in property deeds to retain the original design features.

Insulation that is improved

If your house is older and has sash windows, it can be difficult to make them as insulated as you'd like. This is usually due to the limitations of planning or because of the difficulty of changing windows that are traditional without risking losing its unique charm. Secondary glazing is a fantastic solution for improving the insulation of your property. It involves adding a second piece of glass to the frame, thereby adding an extra layer of insulation that will keep your home warm for longer and cut energy costs.

The glass that is added to the frame of the window serves as an insulator that traps air and keeps heat in your property. As well as this, the secondary pane helps to cut down on the noise outside. This is particularly useful when you live in an area where noise might be a problem. It can help ensure that your home is quiet.

It is important to know that, while secondary glazing can increase your home's insulation but it's not as efficient as double-glazed windows. The gap between the two panes does not provide the same thermal efficiency as a double-glazed window.


For this reason, we provide a variety of bespoke secondary glazing options that are tailored to suit the original sash window as well as the particular requirements of your home. We can even design secondary glazing that opens along with the original sash windows and give you the benefits of higher insulation without having to let go of your beautiful heritage windows.

This kind of system is very preferred in listed buildings and homes in conservation areas because it lets you enjoy the benefits of increased energy efficiency without compromising the appearance and feel of your home. We can achieve a high quality of insulation with innovative techniques such as vacuum double-glazing, while still allowing sash windows open.

We also offer a range of decorative finishes to match your existing sash window and enhance the aesthetics of your home. This includes shutters, blinds and curtains. They all can improve the thermal efficiency of a house by acting as an additional barrier to prevent cold air from getting in.

Reduced noise

Sash windows are a vital element of a lot of homes. However, they can be draughty and noisy. One method to increase the insulation of windows in sash is by installing secondary glazing. This is a low-cost solution that can increase the thermal efficiency of your home and reduce outside noise. It's also a great solution for older homes as it preserves their original design and helps to protect them from burglars.

Secondary sliding glass is available in a range of styles and sizes, so it's easy to find the perfect fit for your home. Fixed inserts are made of aluminium frame sections that can be fitted to the inside of your existing sash windows. They can be put in place permanently, or semi-permanently depending on your needs. They are an excellent DIY option for homeowners who want to do their own home improvements.

There are a variety of glass that are available such as laminated acoustic, laminated acoustic, and toughened safety glasses. Acoustic glass can be used as secondary glazing to cut down on outside noise. It can also increase privacy inside your home. This is especially important if you are living near a busy road, or in another noisy location.

Secondary glazing can significantly reduce the amount of noise that is emitted, making it easier to relax and enjoy your home. It is also a great idea if you own pets or children, since it will reduce the amount that enters your home. It can also help prevent external noises from disrupting your sleep cycle.

If you live in an historic or listed building, it may not be possible to install double-glazed window without changing the original design of your home. However, you can still improve the energy efficiency of your sash windows by adding secondary glazing. It is a cost-effective and durable option that can offer several benefits, such as reduced noise, enhanced security, and increased heat retention.

The most appealing aspect of secondary glazing is that it can be fitted in the windows you already have which allows you to preserve the beauty and style of your home while increasing its energy efficiency and insulation. It's also less expensive than replacing every sash window with new ones.

Enhance the appearance of your home

Secondary glazing is an excellent alternative to replace windows made of sash. It adds a new glass pane within the existing frame. This creates an insulating barrier that significantly reduces heat loss, and improves energy efficiency throughout the home. It also helps to reduce outside noise, creating a peaceful and peaceful environment. It's also a cost-effective way to improve the insulation in your home without altering the appearance of your home.

The addition of an additional layer of glass to the sash window will provide a superior 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 reduce the risk of black mould and condensation because the secondary glazing keeps moisture out of the wooden window frames.

There are a myriad of secondary glazing systems that are suitable for various sash windows. For instance, some systems have a sash that can be opened and closed, while others are fixed or open only to allow ventilation. There are also options that don't require the use of mullions or transoms, making them ideal for heritage or listed properties. There are a myriad of colours and finishes to choose from so you can pick a style that suits your home.

It's a great option for period or historic homes that can't afford to replace their sash windows with similar replacements. It's also a popular choice for people who live in a conservation area or in a listed structure where there are limitations on what can be done to the building's windows.

Secondary glazing has a slim sightline, which doesn't block your original sash window. This makes them a great 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 all.

Reduced condensation

Condensation is a frequent issue with sash windows. It occurs when warm air inside the property faces the cold exterior of the window, which causes water droplets to form. This can cause mould and damp problems in the house. Secondary glazing can help alleviate this issue by providing an additional layer of insulation which prevents heat transfer between the window and the room. This means that you will be better able to keep your house warmer for longer and consume less energy, which will save you money on heating bills.

The addition of an additional glass pane also enhances the acoustic properties of sash windows. It decouples movement of the frame and sash, reducing the resonance between the two. sash windows repair reduces the leakage of sound. The secondary pane can be improved in acoustical efficiency by using acoustic laminated glass or thicker glass.

Secondary glazing for windows in sash is not double-glazed and does not require the removal of the old window. Instead, it adds a second layer of glass to the existing frame. This makes it an excellent option for listed buildings and heritage properties, where it's often difficult or unattainable to install new double glazed windows.

Secondary glazing for Sash windows is available in a variety of different styles, including vertical sliders and hinged casements. The latter are the most popular choice for listed buildings since they can be fitted without the need for transoms or mullions, keeping the appearance of the original window unaltered. Both styles can be fitted with a lift out facility for ease of cleaning and maintenance.

For properties that don't need regular ventilation, or in cases where opening the original sash windows could be risky, a fixed secondary glazing option is available. These can be fitted with a stay that will hold them at a pre-set minimum height, avoiding the need to manually open them. In these situations it is advisable to monitor the humidity levels with a hygrometer and make steps to reduce the amount of moisture within the building. This can include improving the ventilation, installing a dehumidifier and addressing any leaks within the building.