
High performance sliding doors
Built for Heavyweight Panels
The Centor E3 bifold door system is a high-performance folding solution designed to create wide, uninterrupted openings with minimal effort.
Combining refined engineering with installation simplicity, it enables joiners and fabricators to deliver premium bifold doors with confidence.

Create wide, open spaces
Designed to accommodate large panels, allowing full opening walls that maximise light and indoor-outdoor flow.

Smooth, effortless operation
Top-hung design ensures doors glide with ease, even at larger sizes, delivering a premium user experience.

Faster, simpler fabrication
Quick-fix, surface-mounted components reduce machining time and simplify assembly in the workshop.

Built for performance
Engineered for strength, durability and long-term reliability, even in demanding environments.

CENTOR E3
Bifold Door System
- Top-hung system for smooth, effortless operation
- Handles large, glazed panels with ease
- Designed for quick, efficient fabrication
- Tested and passed PAS24-2016
- Ten year warranty.

Technical support
We're here to help
From first enquiry to final installation, Coastal Group provides dedicated technical support to help you specify, manufacture and fit CENTOR with confidence. Our experienced team is on hand to answer questions, provide guidance and ensure your project runs smoothly at every stage.
CENTOR E3
Performance
- Max panel weight: 115kg
- Max panel height: up to 3600mm
- Max panel width: up to 1200mm
- System type: Top-hung bifold
- Min leaf thickness: 35mm
- Max number of panels: 8 left + 8 right

Optional
TwinPoint locking system
Upgrade your Centor folding door system with the TwinPoint Locking System, designed for effortless operation and enhanced security with no need for surface-mounted bolts.
- Enhanced Security & Wind Resistance - the 25mm bolt throw ensures superior structural performance, protecting against high winds and unauthorized entry.
- Flexible bolt options allow for various hollow panel configurations, seamlessly integrating with existing sill or head grooves
- Eliminates bulky entrance handles, ensuring a clean, streamlined, and elegant door profile that enhances the overall appeal
- Reinforced Handles – Built tough to withstand years of use
- Available in both keyed and non-keyed options, it provides flexible security solutions to meet the unique needs of any project
- Parts available to suit door heights up to 3600mm.
Pricing Example
Finishes: SSS, PSS & PPB
Prices may vary but the table below gives an idea of a quote for a CENTOR E3 bifold door system, featuring hardware in one of three finishes (satin stainless steel, polished stainless steel, PVD polished brass).
| Door Configuration | Height of Opening (mm) | ||
|---|---|---|---|
| Less than 2200 | 2201-2500 | 2501-3600 | |
| 2 + 0 | £605 | £609 | £625 |
| 3 + 0 | £615 | £619 | £635 |
| 4 + 0 | £995 | £1005 | £1035 |
| 5 + 0 | £1099 | £1115 | £1165 |
| 6 + 0 | £1565 | £1615 | £1655 |
| 4 + 4 | £1965 | £2025 | £2079 |
| 5 + 5 | £2305 | £2339 | £2399 |
| 6 + 6 | £2855 | £2885 | £3005 |
Finishes Explained:
SSS = Satin Stainless Steel PSS = Polished Stainless Steel PPB = PVD Polished Brass BK = Black
Pricing Example
Finishes: Black
Prices may vary but the table below gives an idea of a quote for a CENTOR E3 bifold door system, featuring hardware in a black finish.
| Door Configuration | Height of Opening (mm) | ||
|---|---|---|---|
| Less than 2200 | 2201-2500 | 2501-3600 | |
| 2 + 0 | £639 | £655 | £685 |
| 3 + 0 | £649 | £665 | £695 |
| 4 + 0 | £1065 | £1095 | £1155 |
| 5 + 0 | £1169 | £1199 | £1285 |
| 6 + 0 | £1669 | £1745 | £1839 |
| 4 + 4 | £2109 | £2195 | £2325 |
| 5 + 5 | £2479 | £2555 | £2705 |
| 6 + 6 | £3069 | £3145 | £3369 |
Prices shown are intended as a guide only and are subject to change without notice. To get a full and accurate quote, simply click here.
FAQ
Centor Bifold Doors are a premium range of folding door systems known for their innovative design, high-quality materials, and seamless indoor-outdoor living experience. They are designed to open up spaces, allowing for maximum natural light and unobstructed views while maintaining superior performance in terms of security, durability, and energy efficiency.
Centor Bifold Doors are typically made from high-quality materials such as wood, aluminium and composite materials. These materials are chosen for their strength, durability, and aesthetic appeal. Timber is particularly popular for its sturdy properties and resistance to corrosion.
Centor Bifold Doors operate on a track system that allows the panels to fold and slide smoothly to one side. This design enables the doors to open up completely. The doors can be configured to open inwards or outwards, depending on the layout and space requirements.
Yes, Centor Bifold Doors are designed with energy efficiency in mind. They feature high-performance glazing options and weather seals to reduce heat transfer and prevent drafts. These features help to maintain comfortable indoor temperatures and can contribute to lower energy bills.
Centor offers a variety of customisation options to suit different preferences and architectural styles. Customers can choose from a range of hardware finishes, and leaf combinations up to eight left and eight right. Additionally, the doors can be configured in various sizes and panel combinations to fit specific openings and design requirements.
Maintaining Centor Bifold Doors involves regular cleaning and periodic inspections. Clean the glass and frames with mild soapy water and a soft cloth. Check the tracks and hardware for debris and ensure they are lubricated for smooth operation. It’s also advisable to inspect the seals and weatherstripping for any signs of wear and replace them if necessary.
Yes, Centor Bifold Doors are designed with security in mind. They feature robust locking mechanisms, including multi-point locks and secure hardware. The frames and panels are constructed from strong materials that provide resistance against forced entry. Additionally, laminated or toughened glass options are available for added security.
Absolutely. Centor Bifold Doors are suitable for both residential and commercial applications. Their versatile design and robust construction make them an excellent choice for commercial spaces such as restaurants, retail stores, and offices, where creating an open and inviting atmosphere is important.
The installation process for Centor Bifold Doors involves precise measurements, preparation of the opening, and careful fitting of the door system. It is recommended to have the doors installed by professional installers who are experienced with bifold door systems to ensure proper alignment, smooth operation, and optimal performance. Read our Centor bifold doors installation tips here.
Centor Bifold Doors enhance the aesthetic of a home by providing a modern, sleek appearance and creating a seamless connection between indoor and outdoor spaces. Their large glass panels allow for maximum natural light and unobstructed views, making spaces feel larger and more open. The customisable finishes, configurations and hardware options also allow homeowners to match the doors with their interior and exterior décor.
Visit Showroom
Visit our London or Cornwall showroom to experience Coastal hardware design, quality and craftsmanship for yourself.
Brochures
Explore our full range of premium door and window hardware in our latest range of brochures.
Setup trade account
Apply for a trade account to access pricing, technical support and other benefits exclusive to trade customers.
Contact
Speak to our knowledgeable team for product advice, technical support and guidance.
01726 871 025 | sales@coastal-group.com
VAT NO. 807 4776 07 | COMPANY NO. 6770364
Coastal Group Head Office
Global House, Bojea Industrial Estate, St Austell, Cornwall, PL25 5RJ, UK
Coastal Group Distribution Centre
Units 5, 7 & 8, Wheal Northey Industrial Estate, St Austell, Cornwall, PL25 3EF, UK



















