Secondary Glazing For Sash Windows

Many homeowners are unable add double glazing to their homes because of financial limitations or because the building is listed and any modifications to the exterior are forbidden.

Secondary glazing for windows made of sash is an excellent alternative and can be installed in various ways.

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

Fixed Inserts

If you're considering secondary glazing sash window glazing for your new sash windows windows there are several different styles to choose from. Each has its own set of advantages, from increased security to less condensation. But which is the best choice for you?

The fundamental idea behind secondary glazing is to incorporate an additional glass into your existing window frame. This creates an extra layer of soundproofing and insulation which can significantly increase the efficiency of your home's energy use.

It's not always practical to add double-glazed windows, particularly if you live in classified as a historic property or if you are bound by strict planning regulations dictating what can and can't be done with your exterior.

Secondary glazing is an excellent alternative in these situations. It can be set up relatively easily. It's a popular choice for those who want to renovate their old home without having to replace the original sash window with a more modern version.

There are a variety of different systems available for secondary glazing sash windows, each one of can be customized to fit your existing frame. The proprietary systems typically feature painted aluminium frames that are designed to fit into the depth of a staff bead on an existing sash window which means that sills and shutters are still able to be used.

They can be fitted with a variety of installation methods, like glazing clips or Velcro. These are more appealing than 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 easily lifted out and then reinstalled to open your windows.

Horizontal Sliders

Horizontal Sliders offer excellent thermal insulation and are the most well-known option for enhancing existing sash windows. They are also quiet and ideal for historic properties as well as conservation areas and listed properties. In most cases, they can be installed without access from outside because they operate from inside.

They can be operated by hand, and they can be left open or partially opened for ventilation. They are very effective in stopping draughts and also they also have the benefit of filtering out harmful UV light. In the summer they can be paired together with a flyscreen to keep out insects and mosquitoes.

Trackglaze horizontal sliding systems provide all the benefits of double glazing for your traditional window sash. It is comprised of PVC double sliding track that runs across all four sides of cavity with a brush seal around each sheet of glass and finger pull angle handle to function as a hand, reducing bowing. It is available in kits of 1m or 2m lengths of track and angle which can be butted together to create larger spans.

The acoustic benefits of second glazing are extremely significant and it can significantly enhance noise reduction from outside, especially road, rail & airport traffic. The addition of laminated or toughened glass further enhances acoustic performance. Standard secondary glazing reduces outside noise to 52dB (Rw) and specialist glass, like Stadip Silence Laminated Acoustic Glass can provide higher levels of acoustic performance.

It can increase the energy efficiency of your home by keeping it 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 that is usually less expensive than full window replacement. It is also suitable for Listed Buildings & Conservation Areas. It's an ideal solution for upgrading traditional windows made of sash in Suffolk & Essex with modern insulation benefits while retaining the character of older homes.

Vertical Sliders were developed for sash window applications where hinged panels of the regular kind are not suitable. They have two secondary sashes which are secured to one sash over the other, within an outer frame. They are supported by strong spring balances that allow for effortless movement. The system can be placed on the inside of a window to provide greater thermal efficiency, or it can be fitted with an opening between the glass and the frame for optimum acoustic properties.

They can be equipped with a variety of stops and handles to accommodate the preferences of the homeowner and can be used to prop open the bottom or top pane for ventilation, or they can be secured in a closed position for added security. They can also be fitted with an insulating bristle sealing device to prevent draughts.

Imagine a vertical slider with 'Choices' secondary glazing has all the authentic timber detailing you'd expect from a period window treatment. It's also available in a variety of colors to match your existing sash. It's almost impossible to distinguish from original sash windows as features like sash horns and traditional joints are integrated into the design. It's available in a wide range of sizes and accepts glass up to 6.8mm to give additional insulation against heat loss. The tilt-in feature allows the individual sashes of the window to be hinged upwards on safety stays for easier cleaning.

Hinged Casement

Our single-pane secondary glazing can be positioned on sash windows in any design, including traditional box sash windows upvc and casement. Our hinged units are constructed with secure multi-point locking and are available with keys and a handle for the lock. This will ensure that the glazed panel is locked securely in place, and it pulls close to the frame, creating a seal to minimize heat loss. Hinged windows are available either top or side hung and are also available with double-glazed. Our double-glazed windows provide enhanced acoustic performance and are available in 43dB, 47dB or 51dB.

Contrary to horizontal sash windows with movable sashes that slide horizontally within the frame casement windows can open outward and capture breezes from different angles. They can also be opened from both the top and bottom to offer controlled airflow. Because of this, they can increase airflow and provide an effective alternative to traditional sash windows.

They are used in modern homes due to their slim "sightlines" which allow for clear views, however they can also be installed in listed buildings since they do not require transoms and mullions. They are also a good choice for hard-to-reach areas because they can be opened by the twist of the handle.

The primary disadvantage of this type of window is that they can block large openings and limit the use of certain window treatments. They are also difficult to clean because they open outwards, and could require regular maintenance and servicing.

Lift Out Windows

Secondary glazing can be put in in a variety of ways and the cost will differ according to the type, thickness and materials you select for your frame and panes. uPVC windows are usually the least expensive, followed by aluminium and finally wooden double glazed sash windows window frames. Specialised glass can also increase the price and also any additional features like security or sound reduction.

Another factor that affects the cost is the complexity of the installation. The more complex the project is, the more time and labor-intensive it will be. This is also applicable to older properties with more intricate sash window designs.

Assessing the condition of windows in use is a good way to begin. Having them surveyed by a skilled professional will give you an accurate idea of what the costs could be.

In general secondary glazing has little effect on the look of your home. This is due to the fact that the modern FINEO double-glazing has slim and discrete frame lines, so you can get the most efficient thermal performance without sacrificing aesthetics.

A very popular choice for secondary glazing is horizontal sliding, which allows an easy access to your existing sash windows for cleaning or ventilation. These are also available with a tilt feature, which is activated by unlocking the catch and then lifting your secondary glazing panel vertically up to a certain point. This is ideal for windows that don't open often and is a great way to facilitate access for air cooling in bay windows. You can even use them to open up the middle sash of a traditional sash bay window to give a more symmetrical appearance.