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Secondary Glazing For Sash Windows

Many homeowners are not able to add double glazing to their house due to financial constraints or because the building is listed and any exterior modifications are prohibited.

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

It is made up of an additional glass pane inside the window frame, which stops cold air from getting into your home, as well as providing insulation and noise reduction.

Fixed Inserts

There are many different types of secondary glazing available for Sash windows. Each comes with its own set of advantages, from improved security to reduced condensation. Which is the best choice for you?

The principle behind secondary glazing is the installation of an additional glass inside your existing window frame. This adds an additional layer of insulation and soundproofing, which can greatly increase the efficiency of your home's energy use.

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

Secondary glazing is an excellent alternative in these instances. It can be set up quite easily. It's a popular option for those who wish to update their period home without the need to replace the original sash window with a modern one.

There are a number of different options for secondary glazing sash windows, all of can be customized to fit the frame you have. Proprietary systems are usually made of painted aluminium frames that fit into the existing depth of the staff bead on the sash window. This allows shutters and sills to be kept.

These can be fitted with different installation methods such as glazing clips or Velcro. They offer a more stylish alternative to screw-fixed units and are ideally suited to windows that do not need to be opened frequently. You can also choose a fixed lift-out unit that can be lifted out and then put back in place with ease to allow windows to be opened.

Horizontal Sliders

Horizontal sliders are the most sought-after method of enhancing the appearance of a windows. They are also discreet and are ideal for historic homes, conservation areas & listed properties. They can be fitted with the need for external access as they are operated from inside.

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

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

The acoustic benefits of secondary glazing are very significant and can dramatically enhance noise reduction from outside especially the airport, rail and road traffic. The addition of laminated or toughened glass further enhances the acoustic quality. Secondary glazing that is standard reduces outside noise to 52dB (Rw) and special glass, like Stadip Silence Laminated Acoustic Glass, can achieve higher levels of acoustic performance.

It can boost the energy efficiency of your home by keeping your house warmer for longer, and reducing dependence on central heating. It is cheaper than replacing the original sash window, and can be installed without removing the frame.

Vertical Sliders

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

Vertical Sliders were designed to be used in sash window applications in which hinged panels from the standard range would not be suitable. They have two secondary sashes which are secured, one above the other, inside an outer frame. They are supported by strong spring balances for ease of movement. The system can be put on the inside of a window to provide greater thermal efficiency or equipped with a space between the glass and the frame for optimum acoustic properties.

You can pick from a range of stop-strips and handles to meet your needs. They can be put in the closed position for extra security or propped open to allow ventilation on the top or bottom glass. They can be equipped with an insulation bristle to stop drafts.

'Choices’ Imagine vertical slider secondary glass features the same authentic wood details you'd expect in a period window. It comes in a range of colors that match your existing sash. It's nearly impossible to differentiate from the original sash windows as details like sash horns and traditional joints are integrated into the design. It's available in a broad range of sizes and accepts glass up to 6.8mm to add insulation to prevent heat loss. The tilt-in option allows the individual sashes of the window to be hinged backwards to make it easier for cleaning.

Hinged Casement

Our single-pane secondary glass can be positioned on sash windows in any style including traditional box sash and casement. Our hinged units are manufactured with a secure multi-point locking system and can be supplied with keys lock handles. This combination ensures the glazed panel is locked securely in place, and it pulls tight to the outer frame, creating a seal to minimise heat loss. Hinged windows are available as either top or side hung and can also be made with double-glazed. Double-glazed windows offer enhanced sound insulation and are available in 43dB, 47dB and 51dB.

Contrary to horizontal sash windows which have movable sashes that slide horizontally within the frame casement windows can be opened outwards and let in breezes from different angles. They can be opened both from the top and bottom for controlled ventilation. They are therefore able to improve airflow and are a great alternative to traditional sash windows.

They are popular in modern homes due to their slim "sightlines" that allow for an unobstructed view. However, they can also be put in listed homes since they do not require transoms or mullions. They are also a good choice for hard-to-reach areas because they can be opened with the twist of the handle.

This kind of window can be a problem as it may limit the use of certain window coverings. They can also be difficult to clean as they open outwards, and could require regular maintenance and service.

Lift Out Windows

Secondary glazing can be installed using a variety of ways. The cost will vary depending on your preference of the materials thickness, thickness, and the kind of glass. upvc sliding sash windows frames are the most expensive followed by aluminium, and then wooden sash windows frames. Specialized glass can also add to the cost and include additional features such as security or sound reduction.

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

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

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

The horizontal sliding secondary glazing is popular due to its easy access to the mock sash upvc windows window for cleaning or ventilation. You can also get them with a tilt function which you can activate by unlocking the catch on the secondary glazing panel and lifting it vertically until you reach a predetermined point. This is a great option for windows that aren't used often and is a great way to allow access to air cooling in bay windows. You can also use them to open the middle sash in a traditional sash Bay Window to create a more symmetrical appearance.