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Secondary Glazing For Sash Windows

Many homeowners are unable add double glazing to their homes due to financial constraints or because the building is listed and exterior modifications are prohibited.

Secondary glazing for sash windows is a good alternative that can be put in in various ways.

It consists of an extra pane of glass inside the existing window frame which stops cold air from entering your home, while offering insulation and noise reduction.

Fixed Inserts

If you're thinking of secondary glazing for your sash windows, there are a variety of styles to pick from. Each offers a unique set of advantages, from increased security to lower condensation. Which one is best for you?

The fundamental idea behind secondary glazing is fitting an additional glass inside your existing window frame. This adds an additional layer of insulation and noiseproofing to your home, improving its energy efficiency.

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

In these situations secondary glazing is a great alternative that can be set up with relative ease. It's also a popular choice for people looking to update their period property without having to tear down the original sash windows and replace them with contemporary ones.

There are a number of different options available for secondary glazing sash windows, all of can be customized to fit your existing frame. Proprietary systems typically have painted aluminium frames that are designed to fit within the depth of a staff bead on an existing sash window, meaning that shutters and sills can be kept.

These can be fitted using a variety of methods for installation, like glazing clips or Velcro. These units are more attractive than screw-fixed ones and are ideal for windows that do not need to be opened often. Alternately, you can choose a fixed lift-out unit, which can be lifted out and then put back in place with relative ease to allow your windows to be opened.

Horizontal Sliders

Horizontal Sliders provide excellent thermal insulation and are the most popular solution for improving existing sash windows. They are also extremely discreet and suitable for older structures, conservation areas and listed properties. In most cases, they are installed without having access to the outside since they are operated by the inside.

They are simple to operate with a hand and can be open wide or left partially open to allow for ventilation. They are very effective in getting rid of draughts, and offer the added benefit of filtering out harmful UV light. They can be used in combination with a flyscreen to keep out mosquitoes and other insects during summer months.

Trackglaze horizontal sliding systems give all the advantages of double glazing for your traditional Sash window. It comprises of PVC double sliding tracks that run across all four sides of the cavity, an easy bristle seal around each glass sheet, and angle handles that can be pulled by fingers to serve as handles and reduce bowing. It comes in kits with 1m or 2m of track and angle that can be stacked together to create larger spans.

The acoustic advantages of secondary double glazing for sash windows glazing are very significant and it can significantly improve noise reduction from outside, particularly the airport, rail and road traffic. The use of laminated glass or toughened glasses enhances the acoustic performance. Secondary glazing is a standard feature that can reduce outside noise to 52dB(Rw), and specialist glass such as Stadip Silence Laminated Acoustic Glass can deliver even higher levels of acoustic performance.

It can increase the energy efficiency of your home by keeping your house warmer for longer and decreasing dependence on central heating. It is cheaper than replacing the original sash window and can be installed without the need to remove the frame.

Vertical Sliders

Secondary glazing is a cost-effective option that is usually less expensive than full window replacement sash windows. It is also suitable for Listed Buildings & Conservation Areas. It's a great option to upgrade windows made of sash window restoration in Suffolk & Essex with modern insulation benefits while retaining the traditional look of older homes.

Vertical Sliders are specifically designed for sash windows where regular hinged panels don't work. The system is comprised of two secondary sashes, which are secured one over one within an outer frame. They are supported by spring balances that allow for easy 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 that comes with a glass to glass cavity, within the original window reveal, for optimal audio-acoustic performance.

They can be fitted with a variety of handles and stop strips to accommodate the preferences of the homeowner, propping open either the top or bottom pane to let in air or secured in the closed position to provide security. They can also be fitted with an insulation bristle to block drafts.

Imagine a vertical slider with 'Choices' secondary glazing features all the timber-like details you'd expect from a period window treatment. It's also available in an array of colours to match your existing sash. It's nearly impossible to differentiate from the original sash window with features like sash horns and traditional butt joints incorporated into the design. It's available in a wide variety of sizes and can accept glass up to 6.8mm to add insulation to prevent loss of heat. A tilt-in option is also available allowing the individual sashes to hinge into the safety stays for easier cleaning.

Hinged Casement

Our single-pane secondary glazing can be fitted on sash windows of any style including traditional box sash and casement. Our hinged units are manufactured with secure multi-point locking and can be supplied with keys and a handle for the lock. This ensures that the glass panel is secured securely in place, and it pulls tightly against the frame, forming a seal to minimize heat loss. Hinged windows can be top-hung or side-hung, and they can also be double-glazed. Double-glazed windows are a great way to improve acoustic performance and are available in 43dB, 47dB and 51dB.

In contrast to horizontal sash windows with movable sashes that slide horizontally within the frame, casement windows can be opened outward and capture breezes from different angles. They can also be opened from both the top and bottom for controlled airflow. They can therefore improve airflow, and offer a fantastic alternative to traditional sash windows.

They are popular in modern homes due to their small "sightlines" that permit unobstructed view, but they can also be incorporated in listed buildings since they don't require mullions and transoms. They're also a good choice for hard-to-reach areas as they can be opened by the turn of the handle.

This type of window can be a disadvantage because it may limit the use of certain window treatments. They are also difficult to clean because they swing outward and may require regular maintenance and service.

Lift Out Windows

Secondary glazing can be installed using a variety of ways. The cost will differ according to your preference of the materials thickness, thickness, and the type of glass. UPVC windows are typically the least expensive followed by aluminium, and then wooden sash windows near me window frames. Specialized glass, in addition to any extra features such as security or sound reduction could also increase prices.

Another aspect that can affect the cost is the complexity of the installation. The more complex the project is, the more time and labor will be required. This is also applicable to older properties that have more complex sash window designs.

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

In general, secondary glazing has a minimal effect on the appearance of your home. Modern FINEO double-glazing is thin and discrete 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, which is activated by opening the catch and raising the secondary glazing panel vertically to a specified degree. This is ideal for windows that aren't opened often and can be used to facilitate access for air cooling in bay windows. You can also use them to open up the middle sash on a traditional sash bay window to give a more symmetrical appearance.