The 10 Most Scariest Things About Secondary Glazing Sash Windows
Secondary Glazing For Sash Windows
Many homeowners are unable add double glazing to their house due to financial constraints or because the building is listed and exterior modifications are prohibited.
Secondary glazing for windows with sash is a great alternative and can be installed using a variety of methods.
This is a double-paned, insulated glass that fits inside the window frame you already have. It is insulated and provides noise reduction, in addition to stopping cold air from entering your home.
Fixed Inserts
There are many different types of secondary glazing available for sash windows. 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 to install an additional glass pane within the window frame. This provides an additional layer of insulation and noiseproofing to your home, improving its energy efficiency.
It's not always feasible to add double-glazed windows, particularly if you live in a listed property or if you are bound by strict planning regulations that dictate what can and cannot be done to your exterior.
Secondary glazing is a great alternative in these instances. It can be set up fairly easily. It's also a popular option for those looking to upgrade their old home without having to tear down the original sash windows and replace them with new ones.
There are a number of different options available for secondary glazing sash windows; Bravejournal wrote in a blog post,, all of can be customized to fit the frame you have. The proprietary systems typically feature painted aluminium frames that are made to fit within the depth of a staff bead on an existing sash window, which means that sills and shutters can be kept.
They can be equipped with a variety of installation methods such as glazing clips and Velcro. They offer a more stylish solution than screw-fixed units, and are particularly suited to windows that don't need to be opened frequently. You can also opt for an adjustable lift-out unit that can be lifted out and put back in place with ease, allowing your windows to be opened.
Horizontal Sliders
Horizontal sliders are the most sought-after way to improve existing windows. They are also extremely discreet and suitable for older buildings, conservation areas & listed properties. In most cases, they can be installed without access from outside because they operate from the inside.
They are easy to operate with a hand and can be open wide or left partially open to allow for ventilation. They are very effective in stopping draughts and also have the added benefit of removing harmful UV light. They can be combined with a flyscreen to keep out mosquitoes and other insects during summer months.
Our Trackglaze horizontal sliding systems offer all the benefits of modern double glazing for your classic windows made of sash. It is comprised of PVC double sliding tracks on the four sides of the cavity, an easy bristle seal around each glass sheet, and finger pull angle handles that act as a handle and lessen bowing. It is available in kits of either 1m or 2m lengths of track and angle which can be joined to create larger spans.
Secondary glazing can have a significant impact on noise reduction, specifically for rail, road and airport traffic. The addition of laminated or toughened glass can further improve acoustic performance. Standard secondary glazing can reduce outside noise by 52dB(Rw), and specialist glass like Stadip Silence Laminated Acoustic Glass can achieve even higher levels of acoustic performance.
It can improve the efficiency of your home by keeping it warmer for longer and decreasing dependence on central heating. It is less expensive than replacing window sashes the original sash window, and can be installed without removing the existing frame.
Vertical Sliders
Secondary glazing is an affordable option that is typically easier to manage than full window replacement. It is suitable for Listed Buildings & Conservation Areas. It's a great option to improve the look of traditional sash windows in Suffolk & Essex while retaining their distinctive character.
Vertical Sliders were designed for use in sash window renovation windows where hinged panels of the regular kind are not suitable. The system features two secondary sashes, which are fixed one above one within an outer frame. They are supported by spring balances that allow for ease of movement. The system is available as a 'face-fixed' (installed to the inside of the window) for increased thermal efficiency or a'reveal-fixed' version which comes with an air cavity for glass, within the original window reveal, to ensure optimal audio-acoustic performance.
They can be equipped 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 let in air or placed in an open position for additional security. They can be equipped with an insulating seal bristle to prevent draughts.
Imagine vertical sliders in 'Choices' secondary glazing has the same authentic wood detailing you'd expect from a vintage window treatment and comes in a variety of colors to match your existing sash. It's almost impossible to distinguish from original sash windows, as details such as sash horns and traditional butt joints are incorporated into the design. It comes in a variety of sizes and can accept glass up to 6.8mm for additional insulation against heat loss. A tilt-in option is also available to allow the sashes to be hinged inward on safety stays for easier cleaning.
Hinged casement window sash
Our single-pane secondary glass can be fitted on sash windows in any design, 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 will ensure that the glass panel is securely secured and is pulled tightly to the outer frame, creating a seal to reduce loss of heat. Hinged windows are available as either top or side-hung and are also available with double-glazed. Double-glazed windows offer enhanced acoustic performance and are available in 43dB, 47dB or 51dB.
Casement windows can open outwards and catch breezes at various angles. This is different from a the horizontal sash window that has movable sashes inside the frame that slide horizontally. They can also be opened from the top and bottom to offer controlled airflow. They are therefore able to improve airflow and offer a fantastic alternative to traditional sash window.
They are commonly used in modern homes due to their narrow "sightlines" that allow for unobstructed view, but they can also be incorporated in listed buildings since they do not require transoms and mullions. They're also a great choice for hard-to-reach areas as they can be opened with the flick of the handle.
The primary disadvantage of this kind of window is that it can block large openings, and could limit the use of certain window treatments. They are difficult to clean since they can swing outward. They may also require regular maintenance and care.
Lift Out Windows
Secondary glazing can be put in place by a variety of methods. The cost will vary according to the choice of materials such as thickness, thickness and type of glass. UPVC windows are typically the least expensive followed by aluminium and then wooden window frames. Specialized glass, in addition to any additional features like security or sound reduction could also increase prices.
Another factor that will influence the cost is the complexity of the installation. The more complicated the project will take longer and require more labor it will require. This is especially the case for older homes with more complex sash window designs.
A good place to start is to evaluate the condition of your current windows. You can get an accurate estimate of the cost by having them examined by professionals.
Generally speaking, secondary glazing will have a minimal impact on the overall appearance of your home. This is due to the fact that the modern FINEO double glazing is sleek and subtle frame lines, which means you can attain thermal efficiency without compromising on aesthetics.
The horizontal sliding secondary glazing option is popular due to its easy access to the existing sash window to clean or for ventilation. They can also be purchased with a tilt function which you can activate by releasing the catch on the secondary glazing panel and then lifting it vertically to a set point. This is ideal for windows that don't get opened often. It can also be used to allow air conditioning access in bay windows. You can also use them to open the middle sash of a traditional Bay Window to create a more symmetrical appearance.