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Secondary Glazing For Sash Windows

Many homeowners are unable to add new double glazing to their homes due to financial constraints or because they reside in listed buildings which prohibit any exterior changes.

Secondary glazing for sash windows is a good alternative that can be put in with a variety of ways.

This is a double-paned window that fits inside the frame of your window. It offers insulation and noise reduction, in addition to stopping cold air from entering the home.

Fixed Inserts

If you're thinking of secondary glazing for your sash windows, there are many different styles to choose from. Each style has its own set of benefits ranging from increased security to less condensation. Which is the most effective option for you?

The principle behind secondary glazing is to fit an additional glass pane inside the window frame. This adds a layer of insulation and noiseproofing your home, improving its energy efficiency.

However it's not always feasible to add double-glazed windows to your home particularly if you reside in a listed building or are subject to strict regulations regarding planning that dictate what can and cannot be done to your exterior.

In these cases, secondary glazing is a great alternative that can be put in with ease. It's also a popular choice for those looking to upgrade their home without having to tear down the original sash windows and replace them with modern ones.

There are a variety of different systems available for secondary glazing sash windows, each one of which is configurable to suit the frame you have. Proprietary systems typically have painted aluminium frames which are designed to fit within the depth of a staff bead an existing sash window which means that sills and shutters can be kept.

These can be fitted with a variety of installation methods, like glazing clips or Velcro. They provide a more attractive alternative to screw-fixed units and are especially suited for windows that aren't required to be opened frequently. Alternately, you can choose a fixed lift-out unit, which can be lifted out and put back in its place with ease to allow windows to be opened.

Horizontal Sliders

Horizontal Sliders offer excellent thermal insulation and are the most popular solution for improving existing sash window restoration near me windows. They are also very discreet and suitable for older buildings, conservation areas & listed properties. They can be installed with the need for external access as they are operated from inside.

They are easy to operate with a hand and can be opened wide or left partially open for ventilation. They are very effective at getting rid of draughts, and they also have the benefit of removing harmful UV light. In summer they can be utilized with a flyscreen in order to keep insects out and mosquitoes.

Our Trackglaze horizontal sliding systems offer all the benefits of modern double glazing for your classic sash windows. It consists of PVC double sliding track that runs across all four sides of cavity with a brush seal around each glass sheet and a handle for a finger pull angle to function as a hand and reduce bowing. It is available in kits of 1m or 2m of track and angle that can be stacked together to create bigger spans.

The acoustic benefits of second glazing are important and can reduce noise from outside, particularly the airport, rail and road traffic. The addition of laminated glass or toughened glasses further enhances the acoustic performance. Secondary glazing that is standard can reduce outside noise by 52dB(Rw), and specialist glass like Stadip Silence Laminated Acoustic Glass can provide even greater levels of acoustic performance.

It can boost the energy efficiency of your house by keeping it warm for longer. This will decrease the need for central heating. It is less expensive than replacing your sash windows and is installed in most cases without the need to take out the window or door frame.

Vertical Sliders

Secondary glazing is a cost-effective option that is usually more manageable than a complete window replacement. It is also suitable for Listed Buildings & Conservation Areas. It's a great option to replace sash windows in Suffolk & Essex with modern insulation benefits, while maintaining the traditional look of older homes.

Vertical Sliders are designed especially for sash windows where regular hinged panels don't work. They come with two secondary sashes which are secured to one sash above the other, within an outer frame and are supported by sturdy spring balances to allow for easy movement. The system is available as a 'face-fixed' (installed to the inside of the window) to improve thermal performance or a 'reveal-fixed version that has a glass to glass cavity within the window's original reveal, to ensure optimal acoustic performance.

They can be equipped with a variety of stops and handles to suit the homeowner's preferences by allowing the bottom or top pane to let in air or placed in an open position for additional security. They can also be fitted with an insulating bristle sealing device to keep out drafts.

Imagine a vertical slider with 'Choices' secondary glazing features all the authentic timber detailing you'd expect from a vintage window treatment. It's available in an array of colours to match your existing sash. It is almost impossible to distinguish from original sash windows as features like sash horns and traditional joints are integrated into the design. It is available in various sizes and can accept glass up to 6.8mm to add insulation to loss of heat. The tilt-in option allows the sashes of each window to be hinged backwards to make it easier for cleaning.

Hinged Casement

Our single-pane hinged secondary glazing can be fitted to sash windows of any style such as casement and traditional box sash. Our hinged units can be supplied with a keylock handle and are manufactured with multi-point locking. This will ensure that the glass panel is securely secured and is pulled tightly against the frame, forming a sealing to minimise heat loss. Hinged windows can be purchased as either side or top hung and are also available with double-glazed. Double-glazed windows offer enhanced performance in terms of acoustics and are available in 43dB (for 47dB) or 51dB (for 51dB) or 47dB (for 49dB).

Unlike horizontal sash windows, with movable sashes that slide horizontally within the frame casement windows are able to open outward and capture breezes from different angles. They can be opened from the top and bottom for controlled ventilation. Because of this, they can help improve airflow and offer an effective alternative to traditional sash windows.

They are commonly employed in modern homes since they have small "sightlines" and unobstructed views. However, they can also be fitted into listed properties because they don't require transoms or mullions. They can also be used in hard-to-reach places as they can be opened simply by turning a handle.

This type of window can be a disadvantage because it can restrict the use of certain window treatments. They can also be difficult to clean since they swing outward, and may require regular maintenance and service.

Lift Out Windows

Secondary glazing can be installed by a variety of methods. The cost will differ according to the selection of materials, thickness, and kind of glass. Upvc frames are the most expensive followed by aluminium, and then wooden sash window frames. Specialised glass can also increase the cost, as well as any additional features such as security or noise reduction.

Another factor that will influence the cost is the complexity of the installation. The more complicated the project, the more time and labour will be required. This also applies to heritage properties with more intricate sash windows that require expertise and knowledge.

The best way to start is to assess the condition of your existing windows. You can get a precise estimate of the cost by having them examined by an expert.

In general secondary glazing has little effect on the appearance of your home. Modern FINEO double-glazing is thin and discrete frame lines. This allows you to improve thermal efficiency without sacrificing aesthetics.

A popular option for secondary glazing is horizontal sliding, which gives easy access to your existing sash windows for cleaning or ventilation. They also come with a tilt feature that can be activated by releasing the catch and then lifting the secondary glazing panel vertically up to a certain level. This is perfect for windows that aren't opened often. It can also be used to permit air conditioning access to bay windows. You can also make use of them to open the middle sash on a traditional sash bay window to create a more symmetrical look.