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Secondary Glazing For Sash Windows

Many homeowners are not able to add double glazing to their home because of financial limitations or because the building is listed and any modifications to the exterior are forbidden.

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

It consists of an extra pane of glass within the window frame that blocks cold air from entering your home, as well as offering insulation and noise reduction.

Fixed Inserts

There are many different styles of secondary glazing available for sash windows. Each style comes with each of its own benefits including increased security and less condensation. 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 adds a layer of insulation and noiseproofing your home, increasing its energy efficiency.

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

In these situations secondary glazing is a fantastic alternative that can be set up with relative ease. It's also a popular option for people looking to update their old home without having to tear down the original windows in sash and replace them with modern ones.

There are a variety of different options for secondary glazing sash windows, each of that can be adapted to fit your existing frame. Proprietary systems typically have 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.

They can be fitted with a variety of mounting methods such as glazing clips and Velcro. They provide a more attractive solution than screw-fixed units, and are especially suited for windows that do not need to be opened often. You can also opt for an unfixed lift-out unit that can be easily removed and reinstalled to allow you to open your windows.

Horizontal Sliders

Horizontal Sliders provide excellent thermal insulation and are the most sought-after solution for improving existing windows made of sash. They are also very discreet and ideal for historic buildings, conservation areas, and listed properties. They can be installed in most cases without the need for access from outside as they are operated from inside.

They can be operated with a hand, and they can be left open or partially opened for ventilation. They are very effective in eliminating draughts and have the added benefit of blocking harmful UV light. In the summer they can be utilized with a flyscreen to keep out insects and mosquitoes.

Our Trackglaze horizontal sliding system offers all the benefits of modern double glazing for your classic Sash windows. It consists of PVC double sliding tracks on the four sides of the cavity with an easy bristle seal around each glass sheet, and finger pull angle handles that act as a handle and decrease bowing. It is available in kits of 1m or 2m track and angle that can be stacked together to create larger spans.

The acoustic benefits of second glazing are extremely significant and can dramatically improve noise reduction from outside, particularly the airport, rail and road traffic. The addition of laminated or toughened glass further enhances the acoustic quality. Standard secondary glazing reduces outside noise to 52dB (Rw) and specialist 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 it warm for longer. This will decrease your reliance on central heat. It is less expensive than replacing your old sash windows and can be installed almost everywhere without the need to take out the window or door frame.

Vertical Sliders

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

Vertical Sliders are specially designed for bespoke sash windows windows, where regular hinged panels aren't appropriate. They have two secondary sashes which are secured, one above the other, inside an outer frame. They are supported by robust spring balances to allow for easy movement. The system can be purchased as a 'face-fixed' (installed to the inside of the existing window) to improve thermal performance or a 'reveal-fixed' version which is fitted with a glass-to-glass cavity within the window's original reveal, for optimal sound quality.

You can pick from a variety of handles and stop-strips to suit your preferences. They can be fixed in the closed position for additional security or propped open for ventilation on the top or bottom glass. They can also be fitted with an insulation bristle to stop draughts.

Imagine vertical sliders in 'Choices' secondary glazing features all the authentic timber detailing you'd expect from an antique window treatment. It's available in an array of colours to match your existing sash. It is almost impossible to distinguish from the original sash windows as features like sash horns as well as traditional butt joints are included in the design. It's available in an extensive variety of sizes and can accept glass up to 6.8mm to add insulation to prevent heat loss. A tilt-in option is also available allowing the individual sashes of the frame to hinge towards the back of safety stays to aid in cleaning.

Hinged casement window sash

Our single-pane secondary glazing can be installed on sash windows of any style, including traditional box sash and casement. The hinged units we offer are made with a secure multi-point locking system and can be supplied with keys lock handles. This combination ensures the glazed panel is locked securely in place and pulls close to the frame, forming a seal to reduce heat loss. Hinged windows are available as either top or side-hung and can also be made with double glazed sash windows-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 different angles. They can also be opened from the top and bottom for controlled airflow. For this reason, they can improve airflow and provide an effective alternative to traditional windows with sash.

They are commonly used in modern homes due to their small "sightlines" that allow for an unobstructed view. However, they can also be put in listed buildings since they do not require transoms and mullions. They are also a good option for those who live in areas that are difficult to reach since they can be opened by the twist of a handle.

This kind of window could be a problem as it may limit the use of certain window coverings. They are also difficult to clean because they swing outward, and could require regular maintenance and service.

Lift Out Windows

Secondary glazing can be set up using a variety ways and the cost will vary depending on the thickness, type and materials you select for your frames and panes. UPVC windows are generally the most affordable followed by aluminium, and finally wooden window frames. Specialized glass can also add to the price, as well as any additional features such as security or sound reduction.

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

Assessing the condition of existing windows is a good way to begin. The survey conducted by an experienced professional will give you a precise estimate of what the price could be.

In general secondary glazing has an insignificant impact on the look of your home. Modern FINEO double-glazing features thin and subtle frame lines. This lets you get the most efficient heat without compromising aesthetics.

The horizontal sliding secondary glazing option is popular because it allows easy access to the existing sash window for cleaning or ventilation. They can also be purchased with a tilt feature, which you can activate by releasing the catch on the secondary glazing panel and then lifting it vertically to a preset point. This is perfect for windows that aren't opened often. It can be used to provide air conditioning access in bay windows. You can use them to open the middle sash of a traditional Bay Window to create a more symmetrical appearance.