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Last updated: 26 May 2025

Bifold Doors in the UK: Costs, Installation & Styles

Bifold Doors in the UK: Costs, Installation and Styles Hero Image
  • The average cost of a bifold door is between £1,760 and £7,000, depending on the number of panels, material and opening configuration you choose.
  • Bifolding doors come in aluminium, timber and uPVC, with different opening types, such as single, double, and corner.
  • The biggest benefit of bifold doors is their ability to create a wide, seamless connection between indoor and outdoor spaces, flooding your home with natural light.

Bifold doors are an amazingly stylish yet practical solution for connecting areas throughout your home. They are made up of two or more panels, which, when opened, stack upon each other, providing optimal unobstructed space that furnishes your home with a seamless flow of natural light and ventilation. 

In this guide, we will look at the many different styles available, their costs, and advantages of these door types so that you can make the right choice for you and your home. But to truly find out if bifolding doors are the right choice for you, partnering with a trusted specialist is crucial.

Here at WhatCost, we understand that searching for the right specialist can be difficult, often taking hours or even days to find someone trustworthy. Luckily, this is where our service comes in, saving you time and money. By filling out our quick 30-second form, we can provide you with up to 4 free quotes from the top door specialists in your area, all tailored to your needs.

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Bifold door styles

Door bifold

Bifold doors come in a number of different styles and types that will suit any home and design preferences. There are several different styles and configurations you can choose from:

Bifold Door Opening Options
Opening typeNumber of panelsDescription
Single opening2 or more panelsAll panels hinged together, fold to one side
Double openingFour panels (2 per side)Panels are split equally on both sides of the opening, folding and sliding outward from the centre.
Triple openingSix panels (3 per side)Panels are divided into three sections, typically three panels folding to each side for a wider opening.
Corner openingVaries, typically split even on either sideTwo bifold doors meet at a 90° angle, each set folding and sliding to its respective side
Custom openingFlexible, 7 or more panels, custom fold directionCustomisable setups for unique spaces, including curved tracks or uneven panel distribution

On top of the number of styles you can choose from with bifolding doors, you can select the number of panels you wish to install. This can range from 1 to 7 panels typically but more can be added if needed. 

Single-panel bifolding doors are often used indoors to maximise natural light and ventilation without altering the structure of your home. For external use, two panels or more are more common, especially as upgrades to patio doors or french doors, providing a more seamless connection to your outdoor space.

In addition to the number of panels and opening styles, there is a great selection of materials you can choose from:

  • Aluminium bifold doors: Sleek, modern and aesthetically pleasing, this metal door has plenty of benefits, including durability, low-maintenance and strong thermal performance. It is a popular choice for bifolding doors, similar to aluminium front doors, which are a great option for enhancing the appearance and thermal performance of your home.
  • Timber bifold doors: Wooden doors offer a natural and traditional look to any home. On top of their appearance, timber bifolding doors have excellent sound absorption properties and provide good natural insulation.
  • uPVC bifold doors: Affordable and energy efficient, these doors are excellent for those looking for sturdy, cost-effective frames. Additionally, they are low-maintenance and have good sound absorption similar to uPVC front doors. However, the only downside of this material is that it is bulkier than others.
  • Composite bifold doors: Composite doors combine wood and aluminium to enhance the strength of the frame while improving the overall appearance. They are versatile in their design options while offering excellent thermal performance and durability.

How much do bifold doors cost in the UK?

Cost of bifold doors

The average cost of bifold doors ranges from £1,760 to £7,000 in the UK, depending the size of the frame,  the number of panels and type of material you choose. Below is the cost of bifold doors in the UK for configurations ranging from three to five panels:

Bifold door costs
MaterialNumber of panelsAverage cost
uPVC3 panels£2,230 - £2,675
uPVC4 panels£3,190 - £3,825
uPVC5 panels£3,515 - £4,215
Aluminium3 panels£2,900 - £3,480
Aluminium4 panels£4,145 - £4,975
Aluminium5 panels£4,565 - £5,480
Timber3 panels£3,345 - £4,015
Timber4 panels£4,785 - £5,740
Timber5 panels£5,270 - £6,320

While these costs show you the price of external outdoor bifold doors, if you are looking for front door prices, check out our guide!

On top of material and configuration, additional costs must be factored in, such as maintenance, which includes cleaning the windows. On average, this will cost between £40 and £50, depending on the number of panels you have. If regular maintenance is kept, bifold doors can last up to 40 years.

Currently, there are no government grants available to help cover the cost of installing bifold doors. However, choosing the right installer can make a big difference in staying within your budget and getting the quality you need. The challenge? Sifting through countless quotes and contractors without any guarantee of value.

That’s where WhatCost makes things easy. Fill out our quick 30-second form, and we’ll connect you with up to 4 trusted bifold door specialists in your area, completely free! Each quote is tailored to your needs and budget, helping you save both time and money without the hassle. 

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How much to install bifold doors

The cost of installing a bifold door can range between £150 and £500 per day. However, installation costs can go up to £500+,  which depends on several factors, such as:

  • Location: Typically, installers in cities charge a higher rate in order to keep up with the cost of living demands.
  • Door size and panel count: More panels and wider openings require more time and labour to install.
  • Structural work: If structural adjustments, such as removing walls, are required, then the cost will increase.
  • Material type: Materials such as timber or composite are much heavier and therefore require more precision and support.
  • Extras: Features like triple glazing or custom features will increase the complexity of installation, which will boost up costs.

What affects the cost of bifold doors?

What Impacts the Cost of Bifold Doors?

A number of factors affect bifold door prices. Understanding these factors will help you choose the best bifolding door that suits both your home and budget:

  • Material type: uPVC is often the cheapest material, while aluminium and timber are more expensive given their durability, maintenance and the craftsmanship required.
  • Number of panels: More panels mean more labour needed as well as additional supplies such as hinges, which drive up installation and supply costs.
  • Internal or external installation: Costs vary depending on whether you choose bifold doors external or internal. External options tend to be more expensive as they require more materials and need to align with UK building regulations.
  • Size of opening: Larger openings require more panels and materials, with the standard size being 2080mm x 2100mm.
  • Glazing options: A higher quality glass, such as triple glazing, will cost you at least 30% more than standard glass. However, better quality glass means better thermal performance within your house. 
  • Customisation: Non-standard colours, such as steel blue or moss green, finishes and unique handles will impact and increase the overall cost.
  • Installation complexity: The cost of bifold doors will increase if installation requires the removal of existing doors and walls, altering brickwork, or installing new structural support.

Bifold door advantages & disadvantages

Pros and cons of bifold doors

Bifold doors are, without a doubt, one of the best doors you can get for your home. However, your decision should depend on your individual needs, so it is important to weigh out the pros and cons of bifold doors so that you can make an informed decision:

Pros

  • Wide openings: Both internal and external bifold doors can create a seamless connection from different spaces. 
  • Natural light: Large panels allow for natural light to pour into your home. 
  • Versatile configurations: Customisable panel sizes and folding options allow you to choose a configuration that suits your home and needs.
  • Highly secure: Bifold doors include multiple locking points with sturdy frames, which help protect your home from any intruders. 
  • Durable: With proper care and maintenance, bifold doors can last up to 40 years. 
  • Increased property value: Bifolding doors are considered a desirable and attractive feature for potential buyers, which may increase your home's value.
  • Improved aesthetics: Sleek and stylish, these doors add a contemporary touch to your home. Additionally, choosing a timber finish for these doors can enhance a more traditional look. 
  • Compact operations: Panels fold neatly to the side, taking up less space than traditional doors while allowing a better flow of light and ventilation. 

Cons

  • Higher cost: Bifold doors are generally more expensive than French or patio doors in the UK.
  • Visible frames: Multiple panels can disrupt the view when closed, compared to large sliding doors with uninterrupted views.
  • Less privacy: If bifolding doors are positioned poorly, you may have privacy issues, which means you will have to spend further money on blinds or treatments to increase your privacy.
  • Drainage issues: Excess water can gather around these doors if property drainage is not added, as bifold doors have a low threshold.

Should you get new bifold doors?

If you are looking to create a seamless flow of natural light and air, create a smooth and fluid connection between internal and external space or simply want to enhance the appearance of your home, then bifold doors are a great choice for you.

While the upfront costs may be higher, with no grants available, the long-term benefits, added value, improved appearance, and space-saving solutions make it a worthwhile investment. And with so many different options available, bifolding doors can suit any home. 

Bifold doors are not only easy to install, but they also enhance your home’s value tremendously. However, locating the right installer can be a daunting task. That's why it's crucial to compare quotes to ensure you find the ideal fit for your preferences and budget. With countless options available, you could easily spend hours or even days searching for the right professional.

Fortunately, WhatCost is here to streamline the process for you. We offer up to 4 free quotes from the top-rated installers in your area, without any hidden fees or obligations. Just take 30 seconds to fill out a simple form, and you’ll receive these quotes promptly. Discovering the perfect bifold door at an unbeatable price has never been easier!

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