Double Glazed Doors: Find Prices for Fitted Doors in the UK (Updated 2024)

Double glazed doors are doors with special glass that consists of two panes of glass with a narrow gap of normal dry air or inert gas in between. Double glazed doors can be combined with many different materials from uPVC doors to timber, and come in variety of styles and designs.

If you want to make your home more sustainable or noise insulating or if you would like to reduce your carbon footprint, you should definitely consider installing double glazed doors in your home. You can opt for either internal double glazed doors or double glazed back doors.

Double glazed doors have many properties and investing in them has multiple benefits. Double glazing can add to the security of your home as well as its style and sustainability.

If you would like to find out more about double glazed door prices and installers you should fill in our short form at the top of the page. This is an easy way to get quotes from trusted suppliers without any obligation to buy.

The best double glazed doors prices for doors depends on many different factors. These include the type of frame, glass and the door shape or style. As for the frame, uPVC doors are the cheapest choice whereas aluminium and timber ones are generally more expensive.

Shape and style wise, bi-fold doors are pricier due to their complexity. Bi-folding doors will cost you less and sliding double glazed patio doors are normally the cheapest out of the three. Because those three styles are the most popular ones, we created a double glazing price guide for doors below.

Keep in mind, that the cost of double glazed front doors and double glazed back doors depend on your situation. The cost of patio doors with double glazing can be higher since they often have multiple panels and extra security features compared to internal doors. Every home is different and your double glazing will be fitted specifically to your needs and wants. 

The small gap that is created when the two sheets of glass are added together traps air. This gap is usually 9-12mm wide. The layers of glass are separated by a spacer bar.

Double glazed doors prevent heat transfer by a process called convection. Because the air inside the gap isn’t a good conductor of heat, cool air will stay on one side and warm air on the other. That way, thanks to double glazing the room inside will lose less heat and thus stay warmer for longer.

Because double glazed doors are specifically fitted to match your home, you will have the option to make multiple modifications to them. 

Additionally, it is possible to combine double glazing with composite doors. They are made of multiple different materials, thus taking advantages of each of their strengths, and minimising their weaknesses. The price of composite doors is generally more than that of uPVC but less than timber.

Similarly, designs such as bay windows or bifold doors can use multiple frames of a single material. A bay window or bifold door price will vary based on the number of panels it has.

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As with windows, it is also possible to get your doors triple glazed. Triple glazed doors have three glass panes, instead of the two that double glazed doors would have. Naturally this will increase the heat loss prevention and energy efficiency even further.

Most commonly combined with uPVC door frames, triple glazed doors have multiple different components that make them the most energy efficient doors the market has to offer. The three glass panes consist of soft-coat glass and argon glass, making sure that heat stays in, and moisture out of your doors.

While triple glazed doors provide amplified benefits compared to double glazed doors, they are also a pricier alternative, as they are more complicated to manufacture. Typically costing around £100 - £150 more than the equivalent double glazed door, it is important to consider if they are the right solution to you

To keep in mind besides the price, it is important to remember the long term benefits of your choice. Triple glazing will help you lower your heating bill even further, as well as provide even more security and quietness than double glazing. While for some houses they might be a slight overkill, in other houses they can make living more comfortable.

Double glazed doors have been a popular choice for many homeowners in the UK for their many benefits. Below we listed a few of those.

Because of the many benefits of double glazed doors, if you decide to sell or rent out your property it will be worth more than it would have been with single glazed doors installed.

Double glazed doors will reduce your energy usage and consequently your carbon footprint.

Because double glazed doors reflect heat back into the room you won’t have to use your heating system as frequently. It is estimated that double glazing can save you around £9000 over a 20-year period. There are also window replacement grants that can help improve your single glazed doors to double glazed ones which can also make installation costs cheaper.

Double glazed doors add noise insulation to your home. The glass creates a barrier from the inside to your property to the outside.

As double glazed doors are harder to break due to the added layer it will be more difficult for intruders to break in. If you require even higher levels of security you can install double glazed doors with toughened glass making them even stronger.

Over time, Broken seals are a common fault in double glazed doors which creates condensation in between the panes. In this case, it is very difficult to repair and most companies will advise you to invest in replacement double glazing units.

Double glazed doors will trap heat inside. This is very beneficial during colder months but can be a downside during summer. To prevent this you have the option to add reflective or tinted glass.

Generally, the aesthetics of double glazed doors don’t quite fit with older homes. However, there are some companies that can ensure your double glazed doors are fitted exactly to your house. If that is not possible, you can opt for secondary glazing instead.

New front door costs can vary depending on many different factors. However, due to the added layer of glass, the double glazing cost is high initially but the units pay for themselves in the long run as you gradually continue to save on your energy bill.

There’s a variety of double glazing fitters that you can choose from. The most popular ones in the UK are:

They all offer finance plans as well as price matching with quotes from other companies.

Industry bodies offer you information and additional warranties and guarantees during the installation of your double glazed doors. Some of these schemes include FENSA and Certass. They work together with a number of double glazing contractors and certify them to ensure that you receive service from qualified companies.

So, before choosing an installer make sure that they are either Certass or FENSA certified or certified by the Double Glazing Conservatory Ombudsman Scheme (DGCOS).

If you want to install double glazed doors in your home but need more help with the installation and cost make sure to fill in our short 1-minute form at the top of this page. You can get up to 4 quotes from trusted suppliers for free and without any further obligations.