Secondary Glazing For Sash Windows

Many homeowners are not able to install new double glazing on their homes, either because of financial constraints or because they reside in listed buildings that prohibit any exterior modifications.

Secondary glazing for windows with sash is a great alternative and can be installed with a variety of ways.

It is made up of an additional pane of glass within the window frame that prevents cold air from entering your home, while also offering insulation and noise reduction.

Fixed Inserts

There are many different styles of secondary glazing for sash windows. Each comes with its own set of advantages, from increased security to less condensation. But 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 soundproofing and insulation which can significantly improve your home's energy efficiency.

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

In these situations, secondary glazing is a great alternative that can be set up with ease. It's a popular option for those who want to renovate their old home without having to replace the original sash window with a more modern version.

There are many different options available for secondary glazing sash windows, all of can be customized to fit your frame. The proprietary systems are typically comprised of painted aluminum frames that fit into the existing bead depth on windows with sash window renovation. This allows shutters and sills to remain.

These can be fitted using a variety of methods for installation, like glazing clips or Velcro. These units are more attractive than screw-fixed units and are ideal for windows that do not require to be opened frequently. You can also select an unfixed lift-out unit that can be easily removed and reinstalled to open your windows.

Horizontal Sliders

Horizontal sliders are the most well-known method to enhance the appearance of your windows with sash. They are also extremely discreet and ideal for historic buildings, conservation areas & listed properties. In most instances, they can be installed without access from outside because they operate from the inside.

They are easy to operate by hand and can be open wide or left partially open for ventilation. They are very effective in eliminating draughts and offer the added benefit of filtering out harmful UV light. They can be combined with a flyscreen to ward off mosquitoes and other insects during the summer months.

Our Trackglaze horizontal sliding systems offer all the advantages of modern double glazing for your classic Sash windows. It consists of PVC double sliding track on all four sides of cavity, a simple brush seal around each glass sheet and a finger pull angle handle to act as a hand and reduce bowing. It comes in kits of 1m or 2m of track and angle that can be put together to create bigger spans.

Secondary glazing can have a significant effect on noise reduction, particularly for road, rail and airport traffic. The addition of laminated or toughened glass further enhances acoustic performance. Secondary glazing that is standard can reduce outside noise by 52dB(Rw) and specialist glass like Stadip Silence Laminated Acoustic Glass can deliver even higher levels of acoustic performance.

It can increase the energy efficiency of your house by keeping it warm for longer. This will reduce the use of central heating. It is much cheaper than replacing your sash style double glazed windows windows, and can be installed without the need to remove the existing window or door frame.

Vertical Sliders

Secondary glazing is a cost-effective alternative that is usually more manageable than a complete window replacement. It's also suitable for Listed Buildings & Conservation Areas. It's a great way to modernize traditional sash windows in Suffolk & Essex while retaining their originality.

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

They can be equipped with a variety stops and handles to meet the needs of the homeowner, propping open either 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 seal to stop drafts.

Imagine vertical sliders in 'Choices' secondary glazing features all the timber-like details you'd expect from a vintage window treatment. It's also available in a variety of colors to match your existing sash. It's nearly impossible to distinguish from original sash windows as details such as sash horns as well as traditional butt joints are 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 that allows the sashes to be hinged towards the back of safety stays to aid in cleaning.

Hinged Casement

Our single-pane secondary glazing can be fitted on sash windows in any style including traditional box sash and casement. The hinged units we offer are made with a secure multi-point locking system and can be supplied with keys and a handle for the lock. This combination ensures the glazed panel is held securely in place and is pulled close to the frame, forming a seal to minimise heat loss. Hinged windows are available as either top or side-hung and can also be made as double-glazed. Our double-glazed Windows provide enhanced sound insulation and are available in 43dB (for 47dB) and 51dB (for 51dB) or 47dB (for 49dB).

Casement windows are able to open outwards and catch breezes from different angles. This is in contrast to a the horizontal sash window replacement window, with movable sashes in the frame, which slide horizontally. They can also be opened from the top and bottom to offer controlled ventilation. This is why they can improve airflow and are a viable alternative to traditional windows made of sash.

They are commonly used in modern homes due to their narrow "sightlines" that permit clear views, however they can also be installed into listed properties because they don't require transoms and mullions. They can also be used in places that are difficult to reach since they are easily opened by turning the handle.

This kind of window can be a problem as it can restrict the use of certain window treatments. They can be difficult to clean as they swing outwards. They also may require regular maintenance and service.

Lift Out Windows

Secondary glazing can be installed using a variety methods. The cost will vary according to the choice of materials, thickness, and type of glass. UPVC frames are the cheapest expensive followed by aluminium, and then wooden sash windows frames. Specialized glass may also increase the price, as well as any additional features such as security or sound reduction.

The complexity of the installation will influence the cost. The more complex the project will take longer and more labor will be required. This is also the case for older homes with more intricate designs for sash windows.

The best place to begin is by assessing the condition of your existing windows. A survey by a skilled professional will give you an accurate estimate of what the price could be.

In general, secondary glazing has a minimal effect on the look of your home. Modern FINEO double-glazing features thin and discrete frame lines. This allows you to achieve thermal efficiency without compromising aesthetics.

The horizontal sliding secondary glazing option is a popular choice because it permits easy access to the sash window to clean or for ventilation. It is also possible to get them with a tilt function which is activated by unlocking the catch on your secondary glazing panel and then lifting it vertically to a preset point. This is perfect for windows that aren't frequently opened. It can be used to provide air conditioning access in bay windows. You can also use them to open the middle sash on an old-fashioned sash bay window to create a more symmetrical look.