What Is A Bifold Door? How Do Bifold Doors Work?

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Bifold doors have become extremely popular over the past few years but what is a bifold door? And how do bifold doors work? This article aims to give you the low down on folding doors and why you should be using them in your home. 

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French doors and sliding doors have been a traditional choice used to close large doorways or be used as patio doors. However, in recent years bi-folding doors have taken the industry by storm. They are sleek, modern and provide uninterrupted views to the interior and exterior of your home.

We are going to be discussing exactly what are bifold doors and how they work. We’ll be answering the most commonly asked questions we get from customers, so you can be sure to make an informed decision before you go ahead and transform your home. 

what are bifold doors

What is a Bifold Door?

The Cambridge Dictionary coined the term bi-fold as an adjective 

“used to describe a door or window that has two or more sections and opens by folding each section flat against the next.” 

“Wide bi-fold doors open up the back of the house to the garden” and are a “compromise between hinged doors and sliding doors.”

Essentially, bifold doors fold in or out to open up the living space. Glazed with large double door panels, folding sliding doors are aesthetically pleasing to the eye and are extremely functional. 

External bifold doors are often found at the back of the house, leading into a garden, whilst internal bifold doors can be used to separate a kitchen and dining room that you would sometimes like to open up into one space. 

So, How Do Bifold Doors Work?

So now you are no longer asking yourself ‘what is a bifold door?’ you are probably beginning to wonder ‘how do bifold doors work’? 

Bifold doors work on a concertina principle, folding back hinged frames and glass panels into a compact storage area. This essentially opens up the whole room. 

Unlike traditional French doors, bifold doors are made up of panels that are hinged together and slide on runners. These panels fold simultaneously without restricting the size of the entranceway. 

The Benefits of Bifold Doors

There are many benefits of bifold doors. Not only do they create uninterrupted views and offer enhanced thermal efficiency, but they are also very secure. 

1. Let Light into your Home

One of the main benefits of bifold doors is that they maximise the natural light in your property. Due to their ceiling-to-floor design, the amount of natural light let into your home is significantly increased, regardless of whether the doors are open or closed.

2. Advanced Home Security

Bifold doors provide a high level of security for homeowners. The locking system spread over multiple points of the sliding track, double glazing and high-security tracks means that your home is safe from any potential intruders. 

3. Offers Uninterrupted Views

Probably the number one reason for opting for bifold doors is the uninterrupted views it creates.  Bifold doors easily allow you to bring the outside in and provide for easy access to your garden. It is a seamless transition between the inside of your home and the outdoors

Ideal Locations for Bifold Door Installation

Bifold doors work best in areas where you want to maximise both space and natural light. They are ideal for connecting indoor spaces to outdoor areas, such as patios or gardens, creating a seamless transition.

Additionally, when installed in living rooms or dining areas that lead to the backyard, bifold doors can open up the space, making it ideal for entertaining and enhancing the overall aesthetic appeal. Their versatility also makes them suitable for smaller spaces, as they fold neatly, unlike traditional sliding doors, saving space while adding a modern touch.

Do Exterior Bifold Doors Need Planning Permission?

Exterior bifold doors generally do not require planning permission, especially if they’re part of a home improvement or renovation project within certain limits and don’t involve significant changes to the building’s structure. However, we’d always recommend checking with your local planning authority, as regulations can vary based on location and specific property types.

How Long Do Bifold Doors Last? 

Bifold doors are a popular choice for homeowners due to their stylish appearance and space-saving design. The lifespan of bifold doors can vary depending on several factors, including the quality of materials used, installation technique, and frequency of use. 

Generally, well-maintained bifold doors can last for several decades. High-quality bifold doors made from durable materials such as aluminium or hardwood may last even longer. Regular cleaning and lubrication of the tracks and hinges can help extend the lifespan of bifold doors.

How Much Are Patio Bifold Doors?

The cost of bifold doors differs by quite a wide margin. This is for several reasons such as size, location, material and installation time. Due to many variables, a bifold door can cost anywhere between £1,000 and £8,000+ for supply only.  

Installation pricing can again differ due to many reasons: 

  • Additional work required to the opening
  • Removal/disposal of existing doors
  • Installers experience
  • Location

Installation processes can be different depending on the chosen manufacturer. Installation can include:

  • Prepare the opening
  • Choose left or right opening
  • Assemble the frame
  • Install assembled frame
  • Fit top and bottom pivot hinges
  • Hang the doors
  • Fit draft seals to the doors and frame
  • Fit the drop bolts
  • Fit lock and handles
  • Adjust the door
  • Fit the door holders to the doors

At BJH Windows and Conservatories, we are experienced in installing bifold doors. If you would like a quote, get in touch with us to discuss your requirements!

Are Bifold Doors Secure?

Bifold doors are perhaps one of the safest ways of keeping the rear of your home secure, and as a bonus, they look great, and could add some significant value to your home, especially if it’s an older home that requires some modernisation.

All in all, bifold doors are a fantastic option for your home. 

Are Bifold Doors Energy Efficient? 

Bifold doors can be energy-efficient, depending on the materials used and the quality of their installation. High-quality bifold doors made from energy-efficient materials such as uPVC bifold doors, double glazing or insulated glass can help reduce heat loss and increase thermal efficiency. 

The ability of bifold doors to fold away and create a large opening can help regulate indoor temperatures and reduce the need for artificial lighting during daylight hours. 

However, it’s essential to ensure that bifold doors are correctly installed and properly sealed to prevent air leakage and maximise their energy-saving potential. With proper installation and materials, bifold doors can be a great way to improve the energy efficiency of your home while also adding style and functionality.

Do Bifold Doors Keep the Cold Out?

Bifold doors are designed with thermal efficiency in mind, ensuring they keep the cold out effectively. With double or triple glazing and robust sealing, they provide excellent insulation, maintaining a warm and comfortable indoor environment even during colder months. Therefore, you can enjoy the practical and stylish look of bifold doors for your living space without compromising on energy efficiency or comfort.

The Difference Between Bifold And Folding Doors

The terms “bifold door” and “folding door” are often used interchangeably, but there are some key differences between the two. Bifold doors typically consist of two or more panels that fold in half to one side and slide along a track. 

They are commonly used as interior doors, room dividers, or as a way to connect indoor and outdoor living spaces. On the other hand, folding doors usually consist of several panels that fold in a zig-zag pattern and slide along a track. 

They are often used as exterior doors or as a way to enclose outdoor areas, such as patios or balconies. While both types of doors offer a space-saving design and allow for easy access and natural light, their different folding patterns and intended uses make them unique in their own way.

Bifold Doors Explained, The Final Say

Bifold doors are a versatile and practical option for modern homes. Their ability to fold away neatly allows for a seamless connection between indoor and outdoor living spaces, while also providing ample natural light and ventilation. 

Our Bifold doors at BJH Windows & Conservatories come in various sizes and materials, making them suitable for a range of applications, from small interior spaces to large patio areas. 

Whether you’re renovating an existing home or building a new one, bifold doors can add a touch of elegance and sophistication while improving the overall functionality and value of your property. So, consider incorporating bifold doors into your next home renovation project and enjoy the benefits they have to offer.

If you would like any information on our bifold door services, please don’t hesitate to get in touch

About the Author

Bio Photo

Tony Odonnell

Warehouse Manager & Service Engineer

Tony is our warehouse manager and service engineer. He has been with us for around five years, having previously worked for us in manufacture some years ago. Amongst his many roles, he is responsible for on site remedial works and quality control.

 

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