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Secondary Glazing For Sash Windows

Many homeowners are unable to install new double glazing on their homes due to financial limitations or because they reside in listed buildings that restrict any exterior modifications.

Secondary glazing for sash windows is a good alternative that can be put in using a variety of methods.

It's an additional pane of glass within the window frame that stops cold air from entering your home, while also offering insulation and noise reduction.

Fixed Inserts

There are many different styles of secondary glazing for Sash windows. Each style comes with distinct advantages ranging from increased security to reduced condensation. But which is the best choice for you?

The fundamental idea behind secondary glazing is the installation of an additional glass pane within your window frame. This provides an additional layer of insulation and soundproofing, which can dramatically increase the efficiency of your home's energy use.

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

In these instances secondary glazing is an excellent alternative that can be installed with ease. It's a popular choice for those looking to modernize their home without the need to replace the original sash window with an updated version.

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

They can be fitted with different installation methods such as glazing clips or Velcro. These units are more attractive than screw-fixed units and are ideally suited to windows that do not require to be opened frequently. You can also choose 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 sought-after method of enhancing the appearance of a windows with sash. They are also very discreet and ideal for historic buildings, conservation areas & listed properties. In the majority of cases, they can be installed without having access to the outside since they are operated from the inside.

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

Our Trackglaze horizontal sliding system offers all the advantages of modern double glazing to your traditional windows made of sash. It comprises of PVC double sliding tracks on the four sides of the cavity with a simple bristle seal around each glass sheet, and finger pull angle handles that serve as handles and reduce bowing. It comes in kits of 1m or 2m track and angle that can be put together to create bigger spans.

The acoustic advantages of secondary glazing are significant and it can significantly enhance noise reduction from outside, particularly road, rail & airport traffic. The addition of laminated or toughened glass can further improve acoustic performance. Standard secondary glazing reduces outside noise to 52dB (Rw) and special glass, like Stadip Silence Laminated Acoustic Glass, can achieve higher levels of acoustic efficiency.

It can improve the efficiency of your house by keeping it warmer for longer. This will reduce the need for central heating. It is cheaper than replacing the original sash window, and can be installed without removing the frame.

Vertical Sliders

Secondary glazing is a cost effective alternative that is usually less expensive than full window replacement. It is also suitable for Listed Buildings & Conservation Areas. It's an ideal solution to upgrade sash windows upvc windows in Suffolk & Essex with modern insulation benefits, while maintaining the traditional look of older homes.

Vertical Sliders are designed especially for sash windows, where regular hinged panels aren't suitable. The system is comprised of two secondary sashes that are fixed one above one within an outer frame. They are supported by spring balances that allow for effortless movement. The system is available as a 'face-fixed' (installed to the inside of the window) for increased thermal performance or a 'reveal-fixed' version which comes with an air cavity for glass within the window's original reveal, for optimal audio-acoustic performance.

You can choose from a range of stop-strips and handles to match your preferences. They can be positioned in the closed position to provide extra security or propped open for ventilation on the glass's top or bottom. They can also be fitted with an insulating seal bristle to prevent draughts.

The 'Choices' Imagine vertical slider secondary glazing sash window - Recommended Studying, glass features all the authentic wood detailing you'd expect to see in a period window treatment. It comes in a range of colors that are compatible with your box sash window. It's nearly impossible to distinguish from the original sash windows refurbishment windows, since details like sash horns and traditional joints are incorporated into the design. It's available in a broad variety of sizes and can accept glass up to 6.8mm to provide additional insulation against heat loss. The tilt-in option permits the sashes of each window to be hinged backwards on safety stays to facilitate cleaning.

Hinged Casement

Our single-pane hinged secondary glass can be fitted to sash windows of any style such as traditional and casement sash. Our hinged units are manufactured with a secure multi-point locking system and can be supplied with keys and a handle for the lock. This ensures that the glazed panel is held securely in place and is pulled close to the frame creating a seal designed to minimize heat loss. Hinged windows are available as either top or side-hung and can also be made by double-glazing. Double-glazed windows provide better acoustic performances and are available in 43dB (for 47dB) or 51dB (for 51dB) or 47dB (for 49dB).

Unlike 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 both from the top and bottom to allow controlled ventilation. They also improve airflow, and are a great alternative to traditional sash windows.

They are commonly used in modern homes due to their slim "sightlines" that permit unobstructed view, but they can also be put in listed buildings since they do not require transoms and mullions. They are also a good choice for hard-to-reach areas as they can be opened with the flick of a handle.

The primary disadvantage of this kind of window is that they can block off large openings and may restrict the use of certain window treatments. They can be difficult to clean since they can swing outwards. They could also require regular maintenance and servicing.

Lift Out Windows

Secondary glazing can be put in in a variety of ways and the cost will vary according to the thickness, type and materials you choose for your frames and panes. uPVC windows are usually the most affordable followed by aluminium, and then wooden window frames. Specialized glass may also increase the price, as well as any additional features like sound reduction or security.

The complexity of the installation will affect the cost. The more complex the project will take longer and more labor will be required. This is also true for heritage properties with more intricate sash windows that require specialist knowledge and expertise.

A good place to start is to evaluate the condition of your existing windows. A survey by an experienced professional will give you a precise estimate of what the cost might be.

In general, secondary glazing will have little impact on the overall appearance of your home. Modern FINEO double-glazing has thin and discrete frame lines. This allows you to 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 for cleaning or ventilation. They can also be purchased with a tilt function which you can activate by unlocking the catch on the secondary glazing panel and then lifting it vertically until you reach a predetermined point. This is ideal for windows that aren't used often and is a great way to allow access to air conditioning in bay windows. You can even use them to open up the middle sash of the traditional sash bay windows to give a more symmetrical appearance.