Secondary Glazing For Sash Windows

Many homeowners are not able to build new double-glazed windows to their homes, either because of financial limitations or because they reside in listed buildings that prohibit any exterior modifications.

Secondary glazing is a great alternative for sash window and can be installed in a variety of 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 about secondary glazing for your sash windows, there are several different styles to pick from. Each style comes with its own set of benefits that range from increased security to less condensation. Which one is the best option for you?

The basic premise of secondary glazing is to install an additional pane of glass within your window frame. This provides an additional layer of insulation and noiseproofing your home, increasing its energy efficiency.

It's not always practical to install double-glazed windows especially if your home is an listed property or you are governed by strict planning regulations that dictate what can and can't be done to your exterior.

Secondary glazing is a great alternative in these instances. It can be put in fairly easily. It's also a popular option for people looking to update their home without the need to tear down the original windows with sash and replace window sashes them with contemporary ones.

There are many different options for secondary glazing sash windows, all of can be customized to fit your frame. The proprietary systems are typically constructed of painted aluminum frames that fit the existing staff bead depth on a sash window. This allows sills and shutters to be retained.

They can be equipped with different installation methods including glazing clips or Velcro. These offer a more aesthetic solution than screw-fixed units, and are ideally suited to windows that don't need to be opened regularly. You can also opt for an unfixed lift-out unit that can be easily lifted out and reinstalled to open your windows.

Horizontal Sliders

Horizontal Sliders provide excellent thermal insulation and are the most sought-after solution to improve the performance of existing windows with sash. They are also very discrete and ideal for historic buildings, conservation areas & listed properties. They can be fitted in most cases without the need for external access since they operate from inside.

They can be operated manually and can be left open or partially opened for ventilation. They are very effective at getting rid of draughts, and offer the added benefit of removing harmful UV light. They can be used in conjunction with an insect screen to deter mosquitoes and other insects during the summer months.

Trackglaze horizontem has two secondary sashes that are secured one above one within an outer frame. They are supported by spring balances that allow for ease of movement. The system can be put on the inside of an existing window to ensure more efficient thermal performance, or it can be equipped with a space between the glass and the frame to maximize acoustic properties.

You can pick from a range of stop-strips and handles that match your preferences. They can be fixed in the closed position for extra security or propped open to allow ventilation on the glass's top or bottom. They can also be fitted with an insulating bristle sealing device to prevent drafts.

'Choices’ Imagine vertical slider secondary glass comes with all the authentic wood detailing you'd expect in a window covering from the past. It is available in a range of colors that are compatible with your sash. It's almost impossible to differentiate from the original sash windows, since details such as sash horns and traditional butt joints are integrated into the design. It is available in many sizes and can take glass up to 6.8mm to provide additional insulation against loss of heat. The tilt-in option permits the sashes of each window to be hinged backwards on safety stays for easier cleaning.

Hinged Casement

Our single-pane secondary glass can be fitted on sash windows in any design, including traditional box sash and casement. Our hinged units are constructed with secure multi-point locking and can be supplied with keys and a handle for the lock. This ensures that the glazed panel is secured and is pulled tightly to the outer frame, forming a seal to minimize heat loss. Hinged windows can be purchased as either side or top hung and can also be made as double-glazed. Double-glazed windows offer enhanced sound insulation and are available in 43dB, 47dB or 51dB.

Casement windows are able open to the outside and catch breezes from different angles. This is different from a the horizontal sash window, with movable sashes in the frame that slide horizontally. They can also be opened from both the top and bottom to provide controlled airflow. They also improve airflow, and are a great alternative to traditional sash windows.

They are popular 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 or mullions. They are also a good option for areas that are difficult to access since they can be opened by the turn of a handle.

The primary disadvantage of this kind of window is that it could block large openings and limit the use of certain window treatments. They can also be difficult to clean since they swing outward, and could require regular maintenance and service.

Lift Out Windows

Secondary glazing can be put in place using a variety methods. The cost will vary according to the choice of materials, thickness, and type of glass. UPVC frames are the cheapest expensive, followed by aluminium and then wooden frames. Specialised glass, as well any other features such as security or sound reduction may increase the cost of windows.

The complexity of the installation will also impact the cost. The more complicated the project is, the more time and labour it will take. This is also the case for older homes with more complex sash window designs.

Analyzing the condition of windows in use is a good way to start. A survey by a skilled professional will give you a precise estimate of what the price might be.

Generally speaking, secondary glass will have minimal impact on the overall look of your home. This is due to the fact that modern FINEO double-glazing has slim and discrete frames, meaning you can attain thermal efficiency without compromising on aesthetics.

The horizontal sliding secondary glazing option is popular because it allows easy access to the timber sash window window for cleaning or ventilation. These windows also come with a tilt feature, that can be activated by opening the catch and raising your secondary glazing panel vertically up to a certain level. This is perfect for windows that aren't frequently opened. It can also be used to allow air conditioning access in bay windows. You can also use them to open the middle sash of an old-fashioned sash bay window to create a more uniform look.