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Secondary Glazing For Sash Windows

Many homeowners are unable add double glazed sash windows glazing to their homes because of financial limitations or because the building is listed and exterior modifications are prohibited.

Secondary glazing is a fantastic alternative to sash windows. It can be installed several ways.

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

Fixed Inserts

There are a variety of styles of secondary glazing that are available for wooden sash window windows. Each style has distinct advantages including increased security and less condensation. Which is the most effective option for you?

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

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

In these situations, secondary glazing is an excellent alternative that can be put in with relative ease. It's a popular option for those who wish to update their period home without the need to replace the original sash window a more modern version.

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

They can be installed using a variety of installation methods, including glazing clips and Velcro. They provide a more attractive alternative to screw-fixed units and are especially suited for windows that don't need to be opened often. You can also opt for a fixed lift-out unit, which can be lifted and put back in its place with ease, allowing your windows to be opened.

Horizontal Sliders

Horizontal Sliders offer excellent thermal insulation and are the most well-known option for enhancing existing sash windows. They are also very discreet and ideal for historic buildings, conservation areas, and listed properties. In most instances, they can be installed without having access to the outside since 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 in preventing draughts, and they also filter harmful UV light. In the summer, they can be used with a flyscreen in order to keep insects out and mosquitoes.

Trackglaze horizontal sliding systems provide all the advantages of double glazing for your traditional Sash window. It is comprised of PVC double sliding track on all four sides of the cavity with a brush seal around each sheet of glass and finger pull angle handle to act as a hand and decrease 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 second glazing are significant and it can significantly improve noise reduction from outside, particularly railway, road and airport traffic. The addition of laminated glass or toughened glasses improves the acoustic performance. Standard secondary glazing 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 improve the energy efficiency of your home by keeping it warmer for longer and decreasing dependence on central heating. It is how much do wooden sash windows cost cheaper than replacing your old sash windows, and can be installed in most cases without the need to take out the existing window or door frame.

Vertical Sliders

Secondary glazing is a cost effective option which is often more manageable than full window replacement. It's also suitable for Listed Buildings & Conservation Areas. It's an excellent way to modernize traditional sash windows in Suffolk & Essex while retaining their character.

Vertical Sliders were specifically designed for sash window applications where regular hinged panels are not suitable. The system has two secondary sashes that are secured one above the other within an outer frame. They are supported by spring balances, allowing for effortless movement. The system is available as a 'face-fixed' (installed to the inside of the existing window) for improved thermal performance, or a'reveal fixed version that has an air cavity for glass, within the original window reveal, for optimum sound quality.

They can be equipped with a variety stops and handles to suit the homeowner's preferences and can be used to prop open the bottom or top pane to allow for ventilation, or they can be secured in a closed position for added security. They can also be fitted with an insulating bristle seal to stop draughts.

Imagine vertical sliders in 'Choices' secondary glazing comes with all the authentic timber detailing you'd expect from a period window treatment and comes in an array of colours to match your existing sash. It is almost impossible to distinguish from original sash windows as features like sash horns and traditional butt joints are included in the design. It is available in various sizes and can be fitted with glass up to 6.8mm to add insulation to loss of heat. The tilt-in option allows the individual sashes of the window to be hinged inwards on safety stays to facilitate cleaning.

Hinged Casement

Our single-pane hinged secondary glazing can be fitted to windows in sash of any design, including casement and traditional box sash. Our hinged units are constructed with a secure multi-point locking system and are available with keys and a handle for the lock. This will ensure that the glazed panel is locked securely in place and is pulled close to the frame creating a seal designed to minimise heat loss. Hinged windows can be top-hung or side-hung and can be double-glazed. Double-glazed windows offer enhanced performance in terms of acoustics and are available in 43dB (for 47dB), 51dB (for 51dB) or 47dB (for 49dB).

Contrary to horizontal sash windows with movable sashes that slide horizontally within the frame casement windows can be opened outwards and catch breezes from a variety of angles. They can be opened from the top and bottom to allow controlled airflow. They are therefore able to increase airflow and offer a fantastic alternative to traditional sash windows.

They are typically utilized in modern homes as they offer small "sightlines" and unobstructed views, but can also be fitted into listed properties due to the fact that they do not require transoms or mullions. They can also be utilized in hard-to-reach places as they can be opened simply by turning the handle.

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

Lift Out Windows

Secondary glazing can be put in place using a variety methods. The cost will vary according to the choice of materials, thickness, and kind of glass. UPVC windows are generally the most affordable followed by aluminium and finally wooden sash windows window frames. Specialised glass can also increase the cost and also any extra features, such as security or sound reduction.

The complexity of the installation will also affect the cost. The more complex the project is, the more time and labour it will take. This can also apply to older homes with more complex sash windows, which require specialist knowledge and expertise.

Assessing the condition of windows in use is a good way to start. A survey by a skilled professional will give you a precise idea of what the costs might be.

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

The horizontal sliding secondary glazing option is a popular choice because it permits easy access to the sash window to clean or for ventilation. These are also available with a tilt function, that can be activated by unlocking the catch and then lifting your secondary glazing panel vertically to a predetermined degree. This is a great option for windows that aren't opened often and is a great way to make it easier to access air conditioning in bay windows. They can be used to open the middle sash of a traditional Bay Window to create a more symmetrical appearance.