Secondary Glazing For Sash Windows

Many homeowners are unable build new double-glazed windows to their homes, either because of financial constraints or because they reside in listed buildings that restrict any modifications to the exterior.

Secondary glazing is a fantastic alternative to sash windows and can be installed in a variety of ways.

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

Fixed Inserts

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

The basic idea behind secondary glazing is to incorporate an additional glass within the frame of your existing window. This creates an extra layer of soundproofing and insulation, which can dramatically improve your home's energy efficiency.

However it's not always possible to add new double-glazed windows for your home, especially if you live in a listed structure or are subject to strict regulations regarding planning which dictate what can and cannot be done to your exterior.

In these situations secondary glazing is an excellent alternative that can be set up with ease. It's also a popular choice for those looking to upgrade their period property without the need to tear down the original sash windows and replace them with modern ones.

There are several different systems for secondary glazing on windows made of sash. Each can be configured to fit your existing frame. The proprietary systems typically feature painted aluminium frames which are made to fit within the depth of a staff bead an existing sash window which means that sills and shutters can still be retained.

They can be equipped with a variety of installation methods such as glazing clips and Velcro. These are more appealing than screw-fixed units and are ideal for windows that don't need to be opened frequently. You can also opt for an unfixed lift-out unit that can be easily lifted out and website reinstalled to open your windows.

Horizontal Sliders

Horizontal sliders are the most sought-after method of enhancing the appearance of a windows with sash. They are also very discrete and are ideal for historic structures, conservation areas and listed properties. They can be fitted in the majority of cases without the need for access from outside as they are operated from inside.

They are simple to operate using a hand, and can be opened wide or left partially open to allow for ventilation. They are effective in keeping out draughts, and also filter harmful UV light. In the summer they can be paired with a flyscreen to keep out insects and mosquitoes.

Trackglaze horizontal sliding systems give all the advantages of double glazing for the original window sash. It is comprised of PVC double sliding track on all four sides of cavity and a simple brush seal around each sheet of glass and a handle for a finger pull angle to function as a hand, reducing bowing. It is available in kits comprising either 1m or 2m lengths of track and angle that can be butted together to create larger spans.

The acoustic benefits of second glazing are extremely significant and it can significantly reduce noise from outside, particularly road, rail & airport traffic. The inclusion of laminated glass or toughened glasses enhances the acoustic performance. Standard secondary glazing can reduce outside noise by 52dB(Rw), and specialist glass such as Stadip Silence Laminated Acoustic Glass can achieve even higher levels of acoustic performances.

It can boost the efficiency of your house by keeping it warm for longer. This will reduce your reliance on central heat. It is much cheaper than replacing your sash windows and is installed in most cases without the need to take out 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 an excellent way to modernize traditional sash windows in Suffolk & Essex while retaining their originality.

Vertical Sliders are specifically designed for windows with sash window replacement near me openings where standard hinged panels aren't suitable. The system is comprised of two secondary sashes that are fixed one above one within an outer frame. They are supported by spring balances that allow for ease of movement. The system can be placed on the inside of an existing window for greater thermal efficiency or fitted with a cavity between the frame and the glass for optimum acoustic properties.

They can be equipped with a variety of handles and stop strips to meet the needs of the homeowner and can be used to prop open the top or bottom pane to allow for ventilation, or they can be fixed in a closed position for added security. They can also be equipped with an insulating bristle seal to prevent draughts.

The 'Choices' vertical slider secondary glass features all the authentic wood detailing you'd expect to find in a window covering from the past. It comes in a variety of colors that match your existing sash. It's nearly impossible to tell apart from the original sash window with features like the flush sash windows's horns and traditional butt joints incorporated into the design. It's available in an extensive selection of sizes and will accept glass up to 6.8mm to give additional insulation against loss of heat. The tilt-in feature allows the sashes of each window to be hinged inwards on safety stays to facilitate cleaning.

Hinged Casement

Our single-pane secondary glass can be positioned on sash windows of any design, including traditional box sash and casement. Our hinged units are manufactured with secure multi-point locking and can be supplied with a key lock handle. This combination ensures the glazed panel is held securely in place and is pulled close to the frame, forming a seal to reduce heat loss. Hinged windows can be top-hung or side-hung, and they can also be double-glazed. Double-glazed windows are a great way to improve acoustic performance and are available in 43dB, 47dB and 51dB.

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

They are often employed in modern homes since they offer small "sightlines" and unobstructed views. However, they can also be incorporated into listed homes due to the fact that they don't require mullions or transoms. They can also be utilized in areas that are difficult to access since they are easily opened by turning a handle.

The primary disadvantage of this kind of window is that it could block large openings and limit the use of certain window treatments. They are also difficult to clean as they swing outward, and may require regular maintenance and servicing.

Lift Out Windows

Secondary glazing can be set up using a variety ways and the cost will differ according to the thickness, type and the materials you select for your panes and frame. Upvc frames are the most expensive, followed by aluminium and then wooden frames. Specialised glass can also increase the price and include additional features like security or noise reduction.

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 also applies to heritage properties with more complex sash windows, which require specialist knowledge and expertise.

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 idea of what the costs might be.

Generally speaking, secondary glazing will have little impact on the overall appearance of your home. Modern FINEO double-glazing is thin and discrete frame lines. This lets you get the most efficient heat without compromising aesthetics.

A popular option for secondary glazing is horizontal sliding, which allows easy access to existing sash windows for cleaning or ventilation. They also come with a tilt function, that can be activated by releasing the catch and then lifting your secondary glazing panel vertically up to a certain point. This is a great option for windows that don't open often and can be used to allow access to air cooling in bay windows. They can be used to open the middle sash of a traditional bespoke sash windows Bay Window to create a more symmetrical appearance.