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Secondary Glazing For Sash Windows

Many homeowners are unable add double glazed sash windows wood glazing to their homes, either because of financial limitations or due to the fact that the building is listed and modifications to the exterior are not permitted.

Secondary glazing is a fantastic alternative to sash windows. It can be put in various ways.

It consists of an extra glass pane inside the existing window frame which prevents cold air from entering your home, while also providing insulation and noise reduction.

Fixed Inserts

There are many different types of secondary glazing for Sash windows. Each style offers its own set of benefits that range from increased security to less condensation. Which is the best choice for you?

The principle behind secondary glazing is to incorporate an additional glass into your existing window frame. This provides an additional layer of insulation and noiseproofing your home, enhancing its energy efficiency.

However it's not always feasible to install new double-glazed windows to your property particularly if you live in a listed structure or are subject to strict regulations regarding planning which dictate what can and can't be done to your exterior.

Secondary glazing is a great alternative in these circumstances. It can be installed quite easily. It's also a popular option for people looking to update their home without the need to tear down the original windows in sash window repairs and replace them with modern ones.

There are a number of different systems available for secondary glazing sash windows (click this link), each of which is configurable to suit your frame. The proprietary systems typically feature painted aluminium frames that are designed to fit into the depth of a staff bead an existing sash window renovation window so that shutters and sills can still be retained.

They can be fitted using a variety of installation methods that include glazing clips and Velcro. They offer a more stylish alternative to screw-fixed units and are particularly suited to windows that do not need to be opened often. Alternately, you can opt for an adjustable lift-out unit, which can be lifted and put back in place with relative ease to allow windows to be opened.

Horizontal Sliders

Horizontal Sliders provide excellent thermal insulation and are the most sought-after solution for improving existing windows with sash. They are also very discreet and suitable for older buildings, conservation areas & listed properties. They can be fitted with the need for access from outside as they are operated from inside.

They can be operated manually, and they can be left open or partially opened for ventilation. They are effective at preventing draughts, and they also filter harmful UV light. In the summer, they can be used together with a flyscreen to keep insects out and mosquitoes.

Our Trackglaze horizontal sliding systems offer all the advantages of modern double glazing for your classic sash windows. It comprises of PVC double sliding tracks on the four sides of the cavity with a simple bristle seal around each glass sheet, and finger pull angle handles to act as a handle and lessen bowing. It is available in kits of either 1m or 2m lengths of track and angle that can be joined to make larger spans.

The acoustic benefits of secondary glazing are very important and can enhance noise reduction from outside especially railway, road and airport traffic. The addition of laminated or toughened glass further enhances the acoustic quality. Standard secondary glazing can reduce outside noise by 52dB(Rw) and specialist glass like Stadip Silence Laminated Acoustic Glass can provide even greater levels of acoustic performances.

It can improve the efficiency of your home by keeping your house warmer for longer and decreasing dependence on central heating. It's less expensive than replacing the original sash window and can be installed without the need to remove the frame.

Vertical Sliders

Secondary glazing is a cost-effective option which is often less expensive than full window replacement and is perfectly suitable for Listed Buildings & Conservation Areas. It's a great option for upgrading traditional windows made of sash in Suffolk & Essex with modern insulation benefits while retaining the traditional look of older homes.

Vertical Sliders were developed for use in sash windows where regular hinged panels are not suitable. They have two secondary sashes that are secured with one above the other, within an outer frame. They are supported by robust spring balances that allow for effortless 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 which has a glass-to-glass cavity inside the window reveal, for optimal sound quality.

You can choose from a variety of handles and stop-strips to suit your preferences. They can be put in the closed position to provide additional security, or propped open to allow ventilation on the top or bottom glass. They can be fitted with an insulation bristle to stop draughts.

'Choices' Imagine vertical slider secondary glazing has all the authentic timber detailing you'd expect from a period window treatment. It's also available in an array of colours to match your existing sash windows repair. It's difficult to tell apart from the original sash window with details such as sash horns & traditional butt joints incorporated into the design. It's available in a wide selection of sizes and will accept glass up to 6.8mm to provide additional insulation against loss of heat. A tilt-in option is also available allowing the individual sashes of the frame to hinge towards the back of safety stays to aid in cleaning.

Hinged Casement

Our single-pane secondary glazing can be fitted on sash windows of any design, including traditional box sash and casement. The hinged units we offer are made with a secure multi-point locking system and are available with a key lock handle. This combination ensures the glazed panel is locked securely in place, and it pulls tight to the outer frame, forming a seal to minimise heat loss. Hinged windows are available either top or side-hung and can also be made by double-glazing. Double-glazed windows offer enhanced audio-acoustic performance. They are available in 43dB, 47dB or 51dB.

Casement windows are able open to the outside and catch breezes at different angles. This is unlike horizontal sash window, which has movable sashes within the frame, which slide horizontally. They can also be opened from the top and bottom to provide controlled ventilation. They are therefore able to improve airflow, and offer a fantastic alternative to traditional sash windows.

They are commonly utilized in modern homes as they offer a few "sightlines" and unobstructed views, but can also be used in listed properties due to the fact that they don't require mullions or transoms. They're also a great choice for hard-to-reach areas because they can be opened with the flick of the handle.

The main drawback of this kind of window is that they can block off large openings and may restrict the use of certain window treatments. They are also difficult to clean because they open outwards, and may require regular maintenance and servicing.

Lift Out Windows

Secondary glazing can be put in with a variety of methods and the cost will vary according to the type, thickness, and materials you choose for your panes and frame. UPVC frames are the cheapest expensive, followed by aluminium and then wooden frames. Specialised glass, as well any other features such as security or sound reduction could increase the cost of windows.

Another factor that will influence the cost is the complexity of the installation. The more complex the project will take longer and require more labor-intensive it will be. This is especially the case for older homes with more complex sash window designs.

Assessing the condition of windows in use is a good place to start. The survey conducted by a skilled professional will give you a precise estimate of what the cost could be.

In general, secondary glazing has little effect on the appearance of your home. Modern FINEO double-glazing has thin and discrete frame lines. This lets you achieve thermal efficiency without compromising aesthetics.

A very popular choice for secondary glazing is horizontal sliding, which gives easy access to your windows that are already sash for cleaning or ventilation. You can also get them with a tilt function which is activated by unlocking the catch on the secondary glazing panel and then lifting it vertically until you reach a predetermined point. This is a great option for windows that aren't opened very often. It can also be used to permit air conditioning access in bay windows. It is also possible to use them to open up the middle sash on an old-fashioned sash bay window to give a more symmetrical appearance.