Secondary Glazing For Sash Windows

Many homeowners are not able to add new double glazing to their homes, either because of financial constraints or because they reside in listed buildings that restrict any modifications to the exterior.

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

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

Fixed Inserts

If you're thinking about secondary glazing for your sash windows there are a variety of styles you can pick from. Each style has its own set of benefits that range from increased security to reduced condensation. Which is the best option for you?

The fundamental idea behind secondary glazing is to install an additional glass pane within the window frame. This adds a layer of insulation and noiseproofing to your home, increasing its energy efficiency.

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

Secondary glazing is an excellent alternative in these situations. It can be put in relatively easily. It's also a popular option for those looking to upgrade their period property without having to take 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, each of can be customized to fit your frame. Proprietary systems are usually comprised of painted aluminum frames that fit the existing bead depth on a sash window. This allows shutters and sills to be kept.

They can be fitted using a variety of installation methods that include glazing clips and Velcro. These offer a more aesthetic solution to screw-fixed units and are ideally suited to windows that don't need to be opened regularly. You can also opt for a fixed lift out unit, which can be lifted and put back in place with ease to allow your windows to be opened.

Horizontal Sliders

Horizontal Sliders provide excellent thermal insulation and are the most sought-after option for enhancing existing windows with sash. They are also very discrete and suitable for older buildings, conservation areas, and listed properties. In the majority of instances, they can be installed without external access because they are operated by the inside.

They can be operated with a hand and can be left open or partially opened to allow ventilation. They are very effective in eliminating draughts and they also have the benefit of blocking harmful UV light. They can be combined with a flyscreen to ward off mosquitoes and other insects during the summer months.

Our Trackglaze horizontal sliding system provides all the advantages of modern double glazing for your classic bespoke sash windows windows. It consists of PVC double sliding track that runs across all four sides of the cavity, a simple brush seal around each glass sheet and a finger pull angle handle to function as a hand and reduce bowing. It is available in kits comprising either 1m or 2m lengths of track and an angle, which can be butted together to make larger spans.

The acoustic benefits of secondary glazing are important and can reduce noise from outside especially the airport, rail and road traffic. The inclusion of laminated glass or toughened glasses improves the acoustic performance. Secondary glazing is a standard feature that can reduce outside noise by 52dB(Rw) and specialized glass such as Stadip Silence Laminated Acoustic Glass can deliver even higher levels of acoustic performance.

It can boost the efficiency of your home by keeping it warmer for longer and reducing reliance on central heating. It's 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 option that is often more manageable than a complete window replacement. It's also suitable for Listed Buildings & Conservation Areas. It's a great way to upgrade traditional sash Windows in Suffolk & Essex while retaining their originality.

Vertical Sliders are specifically designed for sash windows where regular hinged panels aren't appropriate. They come with two secondary sashes that are secured to one sash above the other, inside an outer frame. They are supported by sturdy spring balances for ease of movement. The system is available as a face-fixed' (installed to the inside of the existing window) to improve thermal performance or a 'reveal-fixed version, which comes with an air cavity for glass within the window's original reveal, for optimum sound quality.

They can be fitted with a variety of handles and stop strips to meet the needs of the homeowner and can be used to prop open the bottom or top pane to allow for ventilation or placed in a closed position for added security. They can be fitted with an insulating seal bristle to prevent draughts.

'Choices' Imagine vertical slider secondary glazing features all the authentic timber sash window detailing you'd expect from a vintage window treatment and comes in a variety of colors to match your existing sash. It's nearly impossible to tell apart from the original bespoke sash windows window with details such as sash horns & traditional butt joints being incorporated into the design. It's available in a wide selection of sizes and will accept glass up to 6.8mm to give additional insulation against heat loss. The tilt-in option permits the individual sashes of the window to be hinged inwards on safety stays for easier cleaning.

Hinged Casement

Our single-pane secondary glazing is able to be positioned on sash windows in any style, including traditional box sash and casement. 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 combination ensures the glazed panel is locked securely in place, and it pulls tight to the outer frame, forming a seal to minimise heat loss. Hinged windows are available either top or side hung and can also be made with double-glazed. Double-glazed windows are a great way to improve audio-acoustic performance. They are available in 43dB,47dB or 51dB.

Contrary to horizontal sash windows which have movable sashes that slide horizontally within the frame casement windows can be opened outwards and let in breezes from different angles. They can be opened from the top and bottom for controlled airflow. Because of this, they can improve airflow and provide an effective alternative to traditional windows with sash.

They are used in modern homes due to their slim "sightlines" that permit unobstructed view, but they can also be put into listed properties because they do not require transoms or mullions. They are also a good option for those who live in areas that are difficult to reach because they can be opened with the turn of a handle.

The main drawback of this kind of window is that it can block off 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 set up using a variety ways and the cost will differ depending on the type, thickness, and materials you choose for your panes and frame. uPVC frames are the least expensive followed by aluminium, and then wooden frames. Specialised glass can also increase the cost and include extra features, such as security or noise 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 also applies to older homes with more complex sash window replacement near me windows that require specialist knowledge and expertise.

Analyzing the condition of windows that are in use is a good place to begin. You can get a precise estimate of the cost by having them checked by a professional.

In general secondary glazing has little effect on the appearance of your home. This is thanks to the fact that modern FINEO double glazing is slim and discreet frames, meaning you can get the most efficient thermal performance without sacrificing aesthetics.

A very popular choice for secondary glazing is horizontal sliding, which gives easy access to windows that are already sash for cleaning or ventilation. You can also get them with a tilt function, which you can activate by unlocking the catch on the secondary glass panel and lifting it vertically to a set point. This is great for windows that aren't used often and is a great way to facilitate access for air cooling in bay windows. You can also use them to open the middle sash of a traditional Bay Window to create a more symmetrical appearance.