Multiple configurations
Add multiple panels to accommodate the design specifications of your home, with the option to open in or out
Keep it cosy and love the winter.
With 2 years interest free credit or buy now pay 2026**
Get a price
Our dramatic aluminium bi-fold doors transform the home. Merging inside and outside space, their concertina opening system and slimline frames create unobstructed outside views. They are an ideal back door choice especially when included in a conservatory or extension design, providing a transition between the home and garden or terrace.
View Window & Door BrochureAdd multiple panels to accommodate the design specifications of your home, with the option to open in or out
A unique flush line pop-out handle allows for square flush stacking panels when the doors are fully open.
Available in a range of single or dual colour options, so you can have the inside of your door in a different colour to suit your interior
Bi-fold doors are sliding doors with a concertina-style fold in which the door panels neatly collect to one side leaving a wide opening. With as many as eight door panels, you can create a fully glazed wall, depending on the size of the space. Opening up the room, creates an open-plan feel between home and garden making them an increasingly popular alternative to traditional exterior french doors.
Although perfect for summer, you don’t have to worry about bi-fold doors letting you down during winter. Like all our doors, they still possess all the energy-efficient qualities that keep your home warm. Our door frames combined with our high-quality double glazing provide superior insulation. Security is taken care of too with multi-point locking and secure frames that will keep your home safe.
From space-saving three-panel bi-folds to expansive eight-panel bifold systems, our bi-fold doors fill any space.
Able to last up to 45 years, our aluminium bi-fold doors are certified by Police Preferred Specification Secured by Design and tested to PAS 24.
Featuring a unique polyamide thermal break, our aluminium bi-fold doors achieve A+ energy ratings and low U-values.
Finished in an anti-fade and anti-corrosion coatings, our aluminium bi-fold doors are exceptionally strong and weather-resistant.
All new doors carry a standard guarantee for 10 years on fit, function and finish.
Durable, strong and endlessly recycled, aluminium is one of the most sustainable construction materials available.
Colours
A wide range of colours are available including any RAL colour for aluminium bi-fold doors.
White
Ivory White
Light Cream
Mid Cream
Green Grey
Grey
Smoke Grey
Warm Grey
Shadow
Slate Grey
Anthracite Grey
Midnight Grey
Deep Black
Dark Brown
Chocolate Brown
Warm Red
Ocean Blue
Mid Green
Any RAL Colour
Glazing
Choose from EcoMax double glazing and Comfort Glass, or from our range of textured and patterned glazing for added privacy or decoration. Additional options including toughened glass can be specified for extra security on top of energy efficiency and warmth.
Furniture
A range of door furniture options adds a personal touch to any door. Choose from elegant designs for door handles and locks.
Securifold
Locking T-Handle
T-Handle
Black Finish
Brass Finish
White Finish
Chrome Finish
Steel Finish
Configurations
2-0
2-0-1
2-0-2
3-0-1
3-0-2
3-0-3
3-0
4-0-1
4-0
4-0-2
4-0-3
4-0-4
5-0-1
5-0-2
5-0-3
5-0
6-0-1
6-0-2
6-0
7-0-1
7-0
8-0
Our aluminium bi-fold doors are a great addition to your home if you want to maximise floor space whilst modernising your home’s appearance. With a variety of configurations, you can choose the number of panels, and whether they open to one side or in the middle.
Choose from over 150 RAL colours for a back door that perfectly fits with your home. Thanks to toughened glass and the strength of aluminium which is impressively tough, our bi-fold doors provide great security that will stand the test of time. With its multi-chambered design and our innovative ECOMax double glazing, they’re a sure way to keep your room a comfortable temperature, providing excellent thermal capabilities.
Get a priceWith our replacement bi-fold doors, different threshold options are available to give improved weatherproofing or to allow easier access to fit even the most restricted spaces. You can choose the number of glass panes and the overall size of the door. With a flexible range of configurations, you can opt for an opening on one side or in the middle, so they’ll ideally fit your home.
Personalising your new bi-fold doors is easy with our vast array of designs and choice of 150 RAL colours. You can even choose a dual colour option, with contrasting outside and inside colours. We also offer a range of attractive door furniture and glazing options, so whether it’s elegant gold handles or modern chrome, we cater to every homeowner’s personal tastes.
Get A PriceOur aluminium bi-fold doors are custom-made to fit your home in the South East of the UK. Their smooth finish and slim frames create a dramatic, contemporary appearance to the exterior and interior of your home.
An intensely strong material, aluminium can withstand incredible amounts of force, giving you peace of mind that your new doors won’t succumb to unwanted intruders or the harsh weather. Their advanced manufacturing techniques also enhances their energy efficiency capabilities, retaining the warmth inside of your home for a comfortable living temperature 365 days of the year. The durability of our aluminium bi-fold doors ensures that they will continue to provide security and energy efficiency for years to come, making them a smart investment for any home.
Get A PriceYour home is always protected with our range of bi-fold doors, incorporating industry-leading locking features, including drop bolts for maximum security. They’ve also been thoroughly tested to meet industry regulations. As our bi-fold doors are individually made, we can also include a range of additional security hardware features should you wish to have them added.
Large panes of toughened glass, five times stronger than standard glass, adds another level of protection to your home. It is also a safer choice as it shatters rather than cracks in the event of a severe impact.
Get A PriceOur bi-fold doors are manufactured with thermal performance in mind. With tightly fitted frames, and ECOMax double glazing or Comfort Glass, they offer year round energy performance. You’ll no longer experience cold spots inside your home as they keep the room at a comfortable temperature. During the summer, they’ll let the warmth out for the perfect climate inside.
Get A PriceIncluding integral blinds in your bi-fold doors enables better regulation of heat entering or exiting the room. Operated by a slider or cordless slider, you can also control your room's privacy.
We offer horizontal or pleated designs and a many attractive colour options. Fully compliant with relevant safety regulations and enclosed between panes of glass, unlike exterior blinds, they will stay in perfect condition and are maintenance-free.
Take a visit to either our Chelmsford, Colchester or Chesham showroom to see how they look in our bi-fold doors.
Get A PriceBi-fold doors are popular among homebuyers for the improved natural light, better views, easy access to outdoor spaces, and contemporary style. These features can make a property more attractive to potential buyers, especially if the house has a garden, outdoor area or new extension.
Get a Free QuoteLifespan is influenced by the quality of the materials, frequency of use, and the degree of maintenance. Generally, well-made bi-fold doors made from durable materials such as uPVC can last 20 to 30 years or more with proper care and maintenance; aluminium bi-fold doors will last up to 45 years.
Get a PriceIn most cases, planning permission is not required for installing bi-fold doors as they are considered to be included within permitted development rights.
GET IN TOUCHExterior bi-fold doors create a wide opening that connects indoor and outdoor spaces. They offer flexibility and versatility, allowing for maximum natural light, expansive views, and easy access to patios, gardens, or other outdoor areas. Bi-fold doors provide a contemporary appearance, enhancing the overall aesthetics and functionality of a space.
GET IN TOUCHReplacing your windows and doors is easy.
Find all the answers to our most frequently asked questions below.
Bifold doors are a good idea for removing any barrier between your garden and the inside of your home. They also add value to a property.
The cost of bi-fold doors will depend on the size, configuration and materials you choose for the doors. For an accurate price it’s always best to talk to a bi-fold door expert.
Thermally sound, industry-accredited custom-made doors must be individually priced to take into account manufacturing to size and any features you wish to specify. We offer a range of finance options to spread the cost of new doors. You can read more about what affects theprice of double glazed doors on our site.
There are always obvious signs like poor fit, rot in wood, loose fittings, and inconsistent lock operation, but sometimes it’s just time for a change. A new door can have a big impact on the outward appearance of your home. See our blog for more on this
We supply and install bifold doors anywhere in South East England. Including these areas:
>
Get your free quote – with no-obligation to buy. Simply fill in the online contact form below to get started:
Ready to make your dream home a reality but don’t know where to start? Find all the inspiration you need.
Download a brochureRecommend a friend and we’ll give you a free amazon voucher when that person places an order with us.
Recommend a friendHere at SEH BAC, we’re proud to have won many prestigious awards for our products as well as our work in the community:
Learn moreAstonishingly good or room for improvement, it’s all here. Thank you to all our customers old and new. We really appreciate your reviews. Really. Yes, really, really.