How Much Do Bifold Doors Cost in the UK? (2026 Guide)
For a quality aluminium bifold door, expect to pay in the region of £1,500–£3,000 per leaf including installation. A three-panel set enough for a standard kitchen extension typically falls between £4,500 and £8,000 fitted. A wide five or six-panel set spanning a full wall can reach £10,000–£15,000 or more.
What's the Average Cost of Aluminium Bifold Doors?
Aluminium bifold door price guide by panel count (fitted, including installation):
| Configuration | Typical opening width | Typical fitted price |
|---|---|---|
| 2 panel | up to 1.8m | £3,000 – £5,500 |
| 3 panel | 1.8m – 2.7m | £4,500 – £8,000 |
| 4 panel | 2.4m – 3.6m | £6,000 – £10,000 |
| 5 panel | 3.0m – 4.5m | £7,500 – £12,500 |
| 6 panel | 3.6m – 5.4m | £9,000 – £15,000 |
These are typical fitted prices including installation. Your exact price depends on glass, colour, threshold and hardware. You can configure your exact price online in minutes.
For a quality aluminium bifold door, expect to pay in the region of £1,500–£3,000 per leaf including installation. A three-panel set enough for a standard kitchen extension typically falls between £4,500 and £8,000 fitted. A wide five or six-panel set spanning a full wall can reach £10,000–£15,000 or more.
Those figures might feel broad, but that's because the gap between a mass-market aluminium bifold and a precision-engineered system like Origin's is significant in hardware quality, thermal performance, finish longevity, and how the doors feel to open and close twenty years from now.
What Affects the Price of Bifold Doors?
Width and Number of Panels
The single biggest cost driver is size. More panels mean more aluminium, more hardware, and more glass. Wider openings may also require a steel beam or substantial lintel above the opening, which is a separate structural cost. A two-panel set is the cheapest entry point; larger configurations simply scale from there.
Frame Material
uPVC bifold are cheaper upfront but carry a shorter lifespan, less design flexibility, and a bulkier profile. Aluminium is stronger, slimmer, available in hundreds of RAL colours, and holds its finish for decades. For a quality installation, aluminium is almost always the right material choice.
Glazing Specification
Standard double glazing keeps costs lower; thermally broken triple glazing improves heat retention significantly important for north-facing doors or where building regulations require tighter thermal targets. Low-e coatings, acoustic glass, and laminated safety glass all affect the price and are worth discussing with your supplier.
Hardware and Threshold
The quality of running gear matters more than most buyers realise. Cheap bifold develop stiff action and misalignment within a few years. Premium hardware like that used in Origin systems is precision-engineered to run smoothly over thousands of cycles. The threshold type (low, flush, or ultra-low) also affects cost and installation complexity.
Colour and Finish
Standard RAL colours (white, anthracite, grey, black) are included in base prices. Dual-colour finishes different colours inside and out typically add 10–15% to the frame cost and are popular for those wanting dark grey outside but white internally.
Installation
Labour costs in the UK range from £500 to £1,500 depending on the complexity of the opening, lintel work required, and how the doors are being integrated into an existing structure versus a new extension.
Is There a Cost Difference Between Brands?
Yes, and it matters. Budget aluminium doors might look similar in a brochure, but the difference shows in the tightness of the seal, the smoothness of operation, the quality of the coating, and how the manufacturer supports you if something goes wrong.
Origin is the UK's leading premium aluminium door manufacturer and offers a 20-year guarantee on their products something cheap imports simply cannot match. At SmartaView, we supply Origin exclusively because we believe the quality of what goes into a home is worth paying for.
Do Bifold Doors Add Value to a Property?
Generally, yes. Research consistently shows bifold doors are one of the features buyers specifically look for in family homes, particularly when buying properties with gardens. A well-specified set of aluminium bifold can add meaningful value to a property and more importantly, they transform how you use your home every single day.
What's the Bottom Line?
Set a realistic budget before you approach suppliers. For premium aluminium bifold doors from Origin, budget a minimum of £5,000 for a modest three-panel set installed. For a wider, architecturally significant opening, £8,000–£12,000 is realistic and sensible.
What you shouldn't do is cut corners on door quality to save money, then spend the savings on the kitchen worktop. Bifold doors are structural, weatherproof, security-critical elements of your home. Buy quality once.
Frequently asked questions
How much do aluminium bifold doors cost in the UK?
Most homeowners pay between £4,500 and £8,000 for a fitted 3-panel aluminium bifold, and £10,000 to £15,000 for a large 5 or 6-panel set. As a guide, budget around £1,500 to £3,000 per leaf including installation.
How much does it cost to fit bifold doors?
Fitting alone typically adds £1,000 to £2,000 on top of a supply-only door, depending on the size and the condition of the opening. Structural work such as a steel beam is a separate builder cost.
How much are bifold doors per panel?
As a rule of thumb, quality aluminium bifolds work out at roughly £1,500 to £3,000 per leaf including installation. More panels and wider openings increase the total.
Are aluminium bifold doors worth it over uPVC?
Aluminium costs more, but the frames are far slimmer, so you get more glass and a more contemporary look, and aluminium is stronger and holds its colour better over decades. For a feature opening where the doors are the centrepiece, most people choose aluminium for the sightlines.
Do bifold doors add value to a home?
They can. Opening up the back of a house with slim aluminium bifolds is one of the most popular renovation upgrades and tends to make a property more appealing to buyers, especially on an extension or kitchen-diner.
Further reading
- Are Aluminium Bifold Doors Worth It? An Honest Assessment
- How Wide Can Bifold Doors Be? Sizes, Panels & What's Possible
- Bifold Doors vs Sliding Doors: Which Is Right for Your Home?
Ready to see your price? Explore SmartaView's aluminium bifold doors and get an instant online price — free UK mainland delivery, no quote forms. Prefer to talk it through? Speak to our team.
Author at SmartaView, writing about aluminium glazing, home improvements and the buying process.
