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Secondary Glazing For Sash Windows

Many homeowners are unable to add new double glazing to their homes, either because of financial constraints or because they live in listed buildings that prohibit any exterior changes.

Secondary glazing is a fantastic alternative for sash window and can be put in various ways.

This is a double-paned glass that can be placed inside your existing window frame. It offers insulation and noise reduction, in addition to blocking cold air from entering your home.

Fixed Inserts

If you're thinking of secondary glazing for your sash windows there are many different styles to choose from. Each style has its own set of benefits ranging from increased security to less condensation. Which is the best choice for you?

The basic premise of secondary glazing is to install an additional glass within your window frame. This adds a layer of insulation and noiseproofing to your home, improving its energy efficiency.

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

In these instances secondary glazing is an excellent alternative that can be set up with ease. It's also a popular choice for those who want to modernize their home without the need to tear down the original windows in sash and replace them with new ones.

There are a number of different options available for secondary glazing sash windows, all of which is configurable to suit the frame you have. Proprietary systems typically have painted aluminium frames that are made to fit within 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 equipped with a variety of installation methods that include glazing clips and Velcro. These units are more attractive than screw-fixed ones and are best suited for windows that don't need to be opened often. You can also opt for a fixed lift-out unit that can be easily removed and reinstalled to open your windows.

Horizontal Sliders

Horizontal Sliders provide excellent thermal insulation and are the most popular solution to improve the performance of existing windows with sash. They are also quiet and suitable for older homes as well as conservation areas and listed property. They can be fitted with the need for access from outside because they are operated from inside.

They are easy to operate with a hand and can be opened wide or left partially open to allow for ventilation. They are very effective in eliminating draughts and offer the added benefit of filtering out harmful UV light. In summer they can be utilized with a flyscreen in order to keep insects out and mosquitoes.

Our Trackglaze horizontal sliding systems offer all the advantages of modern double glazing to your traditional windows made of sash. It consists of PVC double sliding tracks on the four sides of the cavity, an easy bristle seal around each glass sheet, and finger pull angle handles to act as a handle and lessen bowing. It is available in kits with 1m or 2m of track and angle that can be stacked 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 glass or toughened glasses further improves the acoustic performance. Standard secondary glazing reduces outside noise to 52dB (Rw) and special glass, like Stadip Silence Laminated Acoustic Glass can provide higher levels of acoustic performance.

It can boost the energy efficiency of your home by keeping your house warmer for longer and reducing reliance on central heating. It's much less expensive than replacing your original sash windows and is installed almost everywhere without the need to remove the window or door frame.

Vertical Sliders

Secondary glazing is a cost effective alternative that is usually less expensive than full window replacement sash windows and is perfectly suitable for Listed Buildings & Conservation Areas. It's a great way to upgrade traditional sash Windows in Suffolk & Essex while retaining their character.

Vertical Sliders were specifically designed for use in sash windows where hinged panels of the regular kind would not be suitable. The system features two secondary sashes, which are secured one over one within an outer frame. They are supported by spring balances that allow for effortless movement. The system can be purchased as a 'face-fixed' (installed to the inside of the existing window) for improved thermal performance or a 'reveal-fixed version that has a glass to glass cavity, within the original window reveal, for optimum acoustic performance.

They can be equipped with a variety stops and handles to meet the needs of the homeowner, propping open either the top or bottom pane to let in air, 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.

'Choices' Imagine vertical slider secondary glazing comes with all the timber sash windows-like details you'd expect from a vintage window treatment and comes in an array of colours to match your existing sash. It's difficult to distinguish from the original sash window with details like sash horns and traditional butt joints included in the design. It's available in a broad variety of sizes and can accept glass up to 6.8mm to add insulation to prevent heat loss. A tilt-in option is available allowing the individual sashes to hinge inward on safety stays to aid in cleaning.

Hinged Casement

Our single-pane hinged secondary glazing can be incorporated into windows in sash of any design including traditional and casement sash. Our hinged units are constructed with a secure multi-point locking system and can be supplied with keys and a handle for the lock. This combination ensures the glass panel is secured securely in place and pulls close to the frame creating a seal designed to reduce heat loss. Hinged windows can be side-hung or top-hung and can be double-glazed. Double-glazed windows are a great way to improve audio-acoustic performance. They are available in 43dB, 47dB and 51dB.

Unlike horizontal sash windows, which have movable sashes that slide horizontally within the frame, casement windows are able to open outward and capture breezes from a variety of angles. They can be opened from the top and bottom for controlled ventilation. They are therefore able to improve airflow and offer a fantastic alternative to traditional sash windows.

They are typically used in modern homes because they offer small "sightlines" and unobstructed views. However, they can also be used in listed homes due to the fact that they do not require transoms or mullions. They are also a good option for areas that are difficult to access since they can be opened by the flick of the handle.

This type of window can be a disadvantage because it may limit the use of certain window treatments. They can also be difficult to clean as they swing outward and could require regular maintenance and servicing.

Lift Out Windows

Secondary glazing can be put in place by a variety of methods. The cost will differ according to the preference of the materials, thickness, and type of glass. upvc sliding sash windows windows are usually the most affordable followed by aluminium and then wooden window frames. Specialised glass, along with any extra features such as security or sound reduction could increase the cost of windows.

Another factor that affects the cost is the complexity of the installation. The more complex the project is, the more time and labour will be required. This is also true for historic properties with more complex sash windows that require specialist knowledge and expertise.

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

In general, secondary glazing has a minimal effect on the look 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 choice of secondary glazing is horizontal sliding, which allows easy access to your existing sash windows to clean or ventilation. They also come with a tilt feature which is activated by opening the catch and then lifting the secondary glazing panel vertically up to a certain level. This is a great option for windows that don't open frequently and can be used to allow access to air conditioning in bay windows. You can also make use of them to open the middle sash on the traditional sash bay windows to give a more symmetrical appearance.