Do I Need Planning Permission to Install Secondary Glazing?
It is possible to install secondary glazing within the existing frame to help reduce the cost of energy and reduce outside noise. It's ideal for older homes and listed buildings where windows aren't an option.
It's also a fantastic solution for damp buildings, but only after other issues have been addressed. This will stop draughts from preventing the building from receiving vital airflow.
Do I need planning permission?
Window replacement is one of the most popular home improvement projects that homeowners undertake. However, homeowners may be worried about whether they need permission for planning to install new windows. In the majority of instances, if you're replacing old windows with new ones that are identical and the work will not alter the appearance of the house, you do not need to apply for permission to plan. However, it's a good idea to contact your local authority to verify before undertaking any home improvement project.
The positive aspect is that the installation of secondary glazing does not require planning permission, and neither does the draught-proofing process of windows that are already in use. The addition of extra glass to the windows does not change the appearance of the building, or the size or shape. It is also a cost-effective, practical option to increase the thermal insulation in buildings of the past.
Secondary glazing doesn't keep heat as effectively in your home as double-glazed windows, but it is excellent at keeping air from escaping. This helps keep your heating costs down. It also helps to reduce noise pollution, making it a great option for homes located in dense areas, or near airports and train stations.
If you are planning to replace or draughtproof windows in a listed structure or a conservation zone, it may be necessary to obtain planning permission. If this is the situation, it is essential to have detailed design drawings produced by a reputable architect's practice to prove that your proposed work is compatible with the style and character of the building.
If you reside in a historic home the best way to improve the thermal insulation of your home without compromising the look of the windows you have originally installed is with secondary glazing. It's similar to the original window but it is more energy efficient and less noise pollution. Additionally, it is easy to install and can be removed at any time.
Can I Install It Myself?
If you are a DIY expert and your home has windows that are suitable, it may be possible to install additional glass yourself. This isn't a great option for those who have no knowledge of window installation.
The secondary glazing process involves precisely fitting a second pane of glass into the windows that are already in place. It offers acoustic and thermal insulation, as well as draught reduction and condensation control. It also provides additional security because it's an invisible barrier for potential invaders.
Measure the internal dimensions of the window frame. This will give you the measurements needed to order an additional glazing pane that is custom-made to fit. You can also purchase a secondary glazing kit that contains everything you require. These kits are widely available at hardware stores and online suppliers, but they differ in terms of quality and features. The cheapest options might include plastic sheet glazing and magnetic strips, whereas the more premium products include genuine glass panes and seals.
After you've placed your order for the secondary glazing, you need to prepare the window by cleaning and sanding the edges to remove any varnish and paint. You should also clear out any dust, debris and dirt to avoid damaging the new panes. You'll need to remove any TV aerials or telephone junction boxes as well as other structures that are affixed to your window frames prior to when you can install secondary glazing. The majority of secondary glazing companies will be able notch the frame so that cables can pass through. They'll also supply you with cable clips to ensure a secure installation.
Install a piece of insulation on the edge of the secondary glazing when you are ready to install. This will help to make the glass airtight and it's also recommended to apply the tape to the outside of the frame as well. This will give you a more professional look and will ensure that the secondary glass is securely fixed to the window frame.
Then, carefully position the secondary glazing against your existing window and mark the locations for drilling. Remove the duct tap and drill through the holes that you have marked. Once the holes are made, take off the duct tape. Use a damp cloth to clean the frame.
Do I need an expert?
If you're thinking of purchasing secondary glazing, you need to select a company that is registered with professional organisations and has a good track record. Read online reviews, and read both positive as well as negative feedback. Ask your friends and family to recommend a business. It is also important to determine if the company is registered with FENSA, as this ensures that any replacement windows or doors are compliant with building regulations in England and Wales.
Secondary glazing is an affordable option that adds another thin window to the windows you already have. It is designed to cut down on energy costs and noise pollution. This is a great choice for anyone looking to reduce their carbon footprint. helpful resources of glass helps reduce air draughts and keeps your home warm and comfortable all year long.
With a wide range of colors and finishes available and a variety of finishes, you can find secondary glazing that will fit your home perfectly. Our latest product range features ultra-slim sightlines that mean your new addition is barely noticed from the outside. Additionally, they can be shut and opened according to the need for cleaning and to let fresh air into the property.
As opposed to double glazing, which involves the installation of two frames, secondary glazing is fitted to the inside of the window frame. It can be installed using either face fixing or reveal fixing. Each type of option has its own benefits in terms of thermal and acoustic. A professional glazier can advise you on the best option for you.
Secondary glazing is the best solution for a lot of homeowners, particularly those who reside in listed buildings or conservation areas and aren't able to replace their windows with double-glazed. It's much less expensive than replacing the windows that were originally installed, and it can be removed easily when needed. It is also a great way to reduce condensation, which can result in damp and black mold and also increase security since it adds a second barrier to the single-glazed windows.
Secondary glazing can be fitted to either fixed or sliding windows, and can be altered to suit the majority of styles. It is important to know that secondary glazing is not as efficient in insulation as double-glazing because there is still a gap between the primary and secondary panes.
What are the advantages of Secondary Glazing?
Secondary glazing is a cost-effective option to increase the insulation of acoustic and thermal of your home. It can be affixed to your windows that are already in place and, based on the kind of system you select it can also add security. A variety of systems are available, including those that fit sliding sash windows and ones designed to work with uPVC frames. There are systems that can be removed during the summer months to let air circulate more freely.
Secondary glazing creates a barrier that prevents the loss of heat and cold drafts. This can significantly cut your energy bills and provide an environment that is more relaxing. It is particularly beneficial for older homes with inadequate insulation, or newly construction homes with frames that are still settling.
Unlike double glazing, which demands the removal of your existing window, secondary glazing doesn't involve drastic changes to your home. Instead, it's a more subtle solution that can be used with your existing windows and can be either permanent or temporary, based on your requirements.
Another benefit of secondary glazing is that it can reduce noise pollution, particularly if your house is located close to a busy highway or in the flight path. The majority of secondary glazing systems employ twin brush seals to guarantee a high-quality seal that can reduce noise by as much as 75%.
We suggest hiring an expert to install secondary glass. This will ensure that the job is done correctly and ensures that you receive all the benefits you desire. If you try to install it yourself, you may be left with gaps in the seals, improper fitting or even damage to your windows.

It's crucial to remember that if you're planning to fit your own secondary glazing, it's essential to wear the proper safety equipment, especially when cutting glass. Before you begin, ensure that you have all the necessary tools and materials. Local businesses can provide better service and faster response times.