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Secondary Glazing For Sash Windows

Many homeowners are unable add new double glazing to their homes, either because of financial limitations or because they reside in listed buildings that restrict any exterior modifications.

Secondary glazing for windows made of sash is an excellent alternative that can be put in with a variety of ways.

This product is a double-paned glass that fits inside the window frame you already have. It provides insulation and noise reduction, in addition to preventing cold air from entering the home.

Fixed Inserts

If you're thinking of secondary glazing for your sash windows there are several different styles to pick from. Each style has its own set of benefits including increased security and reduced condensation. Which one is the best option for you?

The principle behind secondary glazing is to incorporate an extra pane of glass inside the window frame. This provides an additional layer of insulation and noiseproofing to your home, enhancing its energy efficiency.

It's not always possible to add double-glazed windows, particularly if you live in an listed property or you are bound by strict planning regulations dictating what can and cannot be done to your exterior.

Secondary glazing is a great alternative in these situations. It can be set up quite easily. It's also a popular option for those looking to upgrade their period property without the need to tear down the original windows with sash and replace them with modern ones.

There are a variety of different systems available for secondary glazing sash windows, all of that can be adapted to fit the frame you have. The proprietary systems typically feature painted aluminium frames that are designed to fit within the depth of a staff bead an existing sash window so that shutters and sills are still able to be used.

These can be fitted with different installation methods such as glazing clips or Velcro. These offer a more aesthetic alternative to screw-fixed units and are especially suited for windows that aren't required to be opened regularly. You can also opt for a fixed lift-out device that can be easily lifted out and then reinstalled to open your windows.

Horizontal Sliders

Horizontal sliders are the most popular method to enhance the appearance of your windows. They are also quiet and ideal for historic properties, conservation areas & listed property. In most cases, they are installed without external access because they operate from the inside.

They are simple to operate using a hand, and can be open wide or left partially open to allow for ventilation. They are effective in keeping out draughts, and also filter harmful UV light. They can be combined with a flyscreen to ward off mosquitoes and other insects during summer months.

Our Trackglaze horizontal sliding systems offer all the advantages of modern double glazing to your traditional Sash windows. It consists of PVC double sliding track that runs across all four sides of cavity and a simple brush seal around each glass sheet and a handle for a finger pull angle to act as a hand and reduce 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 advantages of secondary glazing are important and can improve noise reduction from outside, especially railway, road and airport traffic. The addition of laminated glass or toughened glasses improves the acoustic performance. Secondary glazing that is standard can reduce outside noise by 52dB(Rw), and specialist glass such as Stadip Silence Laminated Acoustic Glass can provide even greater levels of acoustic performances.

It can increase the energy efficiency of your home by keeping your house warmer for longer and decreasing dependence on central heating. It's much less expensive than replacing sash cords your original sash windows and can be installed without the need to remove the window or door frame.

Vertical Sliders

Secondary glazing is a cost-effective choice that is often simpler to manage than a full window replacement. It is suitable for Listed Buildings & Conservation Areas. It's an ideal solution to replace windows with sash window locks in Suffolk & Essex with modern insulation benefits while keeping the traditional look of older homes.

Vertical Sliders are specially designed for sash windows, where regular hinged panels aren't suitable. They have two secondary sashes that are secured, one above the other, within an outer frame. They are supported by strong spring balances to allow for easy movement. The system can be placed on the inside of an existing window to ensure better thermal performance or fitted with a cavity between the frame and the glass to ensure the best acoustic performance.

You can choose from a range of stop-strips and handles that suit your preferences. They can be positioned in a closed position for additional security, or propped open to allow ventilation on the top or bottom glass. They can also be fitted with an insulating bristle seal that can keep out draughts.

The 'Choices' Imagine vertical slider secondary glass features all the authentic wood detailing you'd expect to see in a window covering from the past. It comes in a variety of colors that will match your existing sash. It's nearly impossible to distinguish from the original sash window renovation window with features like mock sash upvc windows horns & traditional butt joints included in the design. It comes in a variety of sizes and can be fitted with glass up to 6.8mm for additional insulation against loss of heat. The tilt-in feature allows the sashes of each window to be hinged upwards to make it easier for cleaning.

Hinged Casement

Our single-pane secondary glass can be fitted on sash windows in any design, including traditional box sash windows sash and casement. Our hinged units are constructed with secure multi-point locking and can be supplied with a key lock handle. This will ensure that the glass panel is securely locked in place and is pulled tightly to the frame, forming a sealing to reduce heat loss. Hinged windows can be top-hung or side-hung and can be double-glazed. Our double-glazed Windows provide enhanced acoustic performances and are available in 43dB (for 47dB), 51dB (for 51dB) or 47dB (for 49dB).

Casement windows can open to the outside and catch breezes at various angles. This is in contrast to a horizontal sash window, which has movable sashes within the frame, which slide horizontally. They can also be opened from the top and bottom to offer controlled ventilation. This is why they can improve airflow and provide an effective alternative to traditional windows with sash.

They are commonly used in modern homes because they offer a few "sightlines" and unobstructed views. However, they can also be incorporated into listed homes because they don't require transoms or mullions. They're also a great choice for hard-to-reach areas as they can be opened by the turn of a handle.

The primary disadvantage of this kind of window is that it can block large openings and limit the use of certain window treatments. They are also difficult to clean since they open outwards, and may require regular maintenance and service.

Lift Out Windows

Secondary glazing can be set up with a variety of methods and the cost will differ according to the thickness, type and the materials you select for your panes and frame. uPVC windows are usually the least expensive followed by aluminium and finally wooden window frames. Specialized glass can also add to the cost and also any extra features, such as security or noise reduction.

Another factor that affects the cost is the complexity of the installation. The more complicated the project, the longer and more labor-intensive it will be. This can also apply to heritage properties with more complex sash windows, which require specialist knowledge and expertise.

The best way to start is to assess the condition of your existing windows. You can get an accurate estimate of the cost by having them inspected by an expert.

In general, secondary glazing has an insignificant impact on the appearance of your home. This is due to the fact that the modern FINEO double glazing has sleek and subtle frame lines, which means you can achieve thermal efficiency without compromising on aesthetics.

A popular option for secondary glazing is horizontal sliding, which gives easy access to windows that are already sash for cleaning or ventilation. They also come with a tilt function, which can be activated by opening the catch and raising your secondary glazing panel vertically up to a certain level. This is perfect for windows that don't get opened very often. It can also be used to allow air conditioning access in bay windows. It is also possible to use them to open the middle sash on an old-fashioned sash bay window to give a more symmetrical appearance.