Current Date:June 21, 2024
vacuum double glazing

What Are the Benefits of Secondary Glazing?

In many nations, double glazing is a highly preferred alternative for home insulation. This particular style of window creates an insulating barrier between two panes of glass by sandwiching a spacer between them. This insulating barrier, which is made of a gas like argon or a vacuum, slows down the passage of heat, preventing warm air from passing through the window as quickly.

A great way to keep your house warm and ensure that noise levels are as low as possible is with double glazing. Since its introduction in the 1930s, double glazing has swiftly emerged as one of the most well-liked and durable types of glazing worldwide. In a window frame, double glazing fundamentally consists of two layers of glass. Heat cannot pass through the glass barriers because there is a vacuum in between the two layers of glass. 

Different Types of Glass Panes

Double glazed units of glass are made up of many different types of glass panes. The glass’s thermal and acoustic qualities enable it to serve as a superb source of insulation while also letting light into your house. Let’s examine the primary elements of a double-glazed surface.

Secondary glazing is not as well known as vacuum double glazing, despite the latter’s widespread use. Secondary glazing is a different choice from double glazing, but there are some distinctions. In essence, it entails adding a new glass pane to the interior of an already-existing window. Once more, it will act as a barrier between the two panes, slowing the flow of heat.

Although both of these choices are quite effective, each one undoubtedly offers certain advantages over the other. Some people contend that secondary glazing has a few distinct advantages that make it the best option for them. The first benefit is that it is an extremely economical method. This is primarily because it doesn’t necessitate the purchase of brand-new double-glazed windows.

Double Glazing Is Quite Effective

Even though double glazing is quite effective, brand-new windows must be purchased. These windows frequently need to be built specifically to fit the dimensions of the old windows. This method seems expensive, and it often is. Because of this, secondary glazing may be a more affordable choice.

This is because the second alternative really merely calls for the installation of a second sheet of glass inside the first window. As a result, it is not essential to custom manufacture all of the windows to fit the building. This can result in huge financial savings.

It is also important to keep in mind that with this alternate choice, installation may be considerably less expensive. Unlike with vacuum insulated glass manufacturers, it is not essential to remove the current window when using this type of glazing. Old windows must be removed in order to install new ones after double glazing.

In contrast, no windows will need to be removed for the secondary form of glazing. As a result, it takes far less time and effort and is less expensive. In addition, the home or workplace where the glazing is being installed experiences less inconvenience.

Adding Additional Windows

If you are just adding additional windows to the interior of an existing window, then double glazing and its installation won’t be a problem, but they will frequently cause some disruption to activities in the home. As a result, installing secondary glazing is not only less expensive but also much less disruptive.

It’s also true that this glazing can be installed by the homeowner. Those who prefer doing their own home improvement and remodeling work may find this to be a very appealing alternative. For those with some DIY knowledge, installing this type of glass is not a difficult process to complete thanks to the availability of numerous kits.

Those who not only wish to cut costs but also enjoy doing some of the job themselves may find this alternative interesting. It won’t also need planning approval to be done, unlike double glazing. Therefore, if you want to add a layer of insulation to your current windows, it might be a rather easy and practical solution.

Just a handful of the advantages of secondary glazing are listed above. Although double glazing has benefits as well, if any of the aforementioned advantages really appeal to you, the former may be the better choice.


We can supply you with quality double glazing , aluminum, and timber windows and doors; cut glass mirrors and splash backs; replacement fascias, gutters, and soffits; new flat roofs using cutting-edge, long-lasting EPDM roofing materials; roof lights, among other things. All of these services are available from Dorking Glass. Customers in Ashtead, Epsom, Reigate, Cobham, Red Hill, Horsham, and other regions are currently served by our services. Please go to: to learn more.