Secondary Glazing For box sash windows Windows

Many homeowners are unable to install new double glazing on their homes due to financial constraints or because they live in listed buildings that prohibit any exterior changes.

Secondary glazing for sash windows is a good alternative and can be installed using a variety of methods.

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

Fixed Inserts

If you're thinking about secondary glazing for your sash windows there are a variety of styles to pick from. Each comes with its own number of advantages, ranging from increased security to lower condensation. But which is the best choice for you?

The principle behind secondary glazing is the installation of an additional pane of glass within the window frame. This provides an additional layer of soundproofing and insulation, which can significantly improve your home's energy efficiency.

It's not always possible to add double-glazed windows, particularly if your house is classified as a historic property or if you are bound by strict planning regulations that dictate what can and cannot be done with your exterior.

Secondary glazing is a fantastic alternative in these circumstances. It can be put in fairly easily. It's also a popular option for those looking to upgrade their home without the need to tear down the original windows in sash and replace them with new ones.

There are a variety of different options available for secondary glazing sash windows, each of can be customized to fit your frame. Proprietary systems typically have painted aluminium frames that are made to fit within the depth of a staff bead on an existing sash window, meaning that shutters and sills can be kept.

These can be fitted with a variety of installation methods, including glazing clips or Velcro. These types of units look more attractive than screw-fixed units and are ideal for windows that do not need to be opened frequently. You can also select a fixed lift-out device that can be easily lifted out and reinstalled to allow you to open your windows.

Horizontal Sliders

Horizontal sliders are the most popular method to enhance the appearance of your windows. They are also extremely discreet and are ideal for historic buildings, conservation areas & listed properties. They can be fitted in the majority of cases without the need for external access as they are operated from inside.

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

Trackglaze horizontal sliding systems offer all the benefits of double glazing for your traditional sash window. It is comprised of PVC double glazed timber sash windows sliding track on all four sides of cavity with a brush seal around each glass sheet and a handle for a finger pull angle to function as a hand and decrease bowing. It is available in kits of 1m or 2m lengths of track and angle that can be joined to create larger spans.

The acoustic benefits of secondary glazing are very significant and it can significantly improve noise reduction from outside especially railway, road and airport traffic. The addition of toughened or laminated glass further enhances acoustic performance. Standard secondary glazing reduces outside noise to 52dB (Rw) and specialist glass, like Stadip Silence Laminated Acoustic Glass can deliver even higher levels of acoustic efficiency.

It can boost the efficiency of your home by keeping it warmer for longer, and reducing dependence on central heating. It is less expensive than replacing the original sash window and can be installed without having to remove the frame.

Vertical Sliders

Secondary glazing is a cost effective alternative that is usually more manageable than a complete window replacement sash windows. It's also suitable for Listed Buildings & Conservation Areas. It's the ideal option for upgrading traditional sash windows in Suffolk & Essex with modern insulation benefits while keeping the charm of older homes.

Vertical Sliders were designed for sash window applications where regular hinged panels are not suitable. They have two Secondary glazing sash window sashes which are secured with one above the other, inside an outer frame. They are supported by sturdy spring balances for ease of movement. The system can be put on the inside of an existing window for greater thermal efficiency, or it can be equipped with a space between the glass and the frame to maximize acoustic properties.

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

The 'Choices' Imagine vertical slider secondary glass comes with all the authentic wood detailing you'd expect to find in a period window treatment. It is available in a variety of colors that match your existing sash. It's almost impossible to distinguish from the original sash window, with features like sash horns and traditional butt joints included in the design. It comes in a variety of sizes and can accept glass up to 6.8mm to provide additional insulation against loss of heat. The tilt-in feature allows the individual sashes of the window to be hinged backwards to make it easier for cleaning.

Hinged Casement

Our single-pane hinged secondary glass can be fitted to mock sash upvc windows windows of any style including traditional and casement sash. Our hinged units can be supplied with a keylock handle, and are constructed with multi-point locking. This will ensure that the glazed panel is held securely in place and is pulled tightly against the frame creating a seal designed to minimise heat loss. Hinged windows can be purchased as either top or side hung and can also be constructed by double-glazing. Our double-glazed windows provide enhanced sound insulation and are available in 43dB, 47dB and 51dB.

In contrast to horizontal sash windows which have movable sashes that slide horizontally within the frame casement windows can be opened outwards and catch breezes from various angles. They can be opened from the top and bottom for controlled airflow. They are therefore able to improve airflow and offer a fantastic alternative to traditional sash window.

They are used in modern homes due to their small "sightlines" which allow for an unobstructed view. However, they can also be put in listed buildings since they don't require transoms or mullions. They can also be utilized in hard-to-reach places as they are easily opened by turning a handle.

The main drawback of this kind of window is that it can block large openings and may restrict the use of certain window treatments. They are difficult to clean as they swing outward. They could also require regular maintenance and service.

Lift Out Windows

Secondary glazing can be put in in a variety of ways and the cost will differ depending on the type, thickness, and materials you select for your panes and frame. UPVC windows are typically the least expensive, followed by aluminium and then wooden window frames. Specialised glass, along with any additional features like security or sound reduction may increase the cost of windows.

Another aspect that can affect the cost is the complexity of the installation. The more complex the project is, the more time and labour it will take. This is especially applicable to older properties with more intricate designs for sash windows.

The best way to start is to assess the condition of your current windows. You can get a precise estimate of the cost by having them checked by a professional.

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

A popular choice of 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, that can be activated by opening the catch and raising the secondary glazing panel vertically to a specified level. This is ideal for windows that aren't opened often. It can also be used to permit air conditioning access to bay windows. You can even use them to open the middle sash on a traditional sash bay window to create a more uniform look.