The folding door system allows multiple door leaves to fold neatly to one or both sides, creating wide openings and removing the barriers between interior and exterior spaces.
Available in inward or outward opening configurations, the system can be designed to suit almost any opening size and layout.
The system is available with configurations from 2 to 7 folding panels, allowing complete design flexibility for residential and commercial applications.
| Specification | Typical Performance |
|---|---|
| Frame Depth | 68mm |
| Vent Depth | 68mm |
| Maximum Vent Height | 2500mm |
| Maximum Vent Width | 1000mm – 1200mm |
| Maximum Vent Weight | 90kg – 120kg |
| Glass Thickness | 12mm – 55mm |
| Visible Meeting Stile | 131mm |
| Air Tightness | Class 4 (600 Pa) |
| Water Tightness | Class 9A (600 Pa) |
| Wind Resistance | Class B3 |
| Acoustic Performance | Up to 40 dB |
| Thermal Performance | Uw from 1.1 – 1.4 W/m²K |
| Security Rating | RC2 / PAS24 Available |
| Opening Configurations | 2–7 Panels |
| Opening Direction | Inward or Outward |
Technical performance includes Class 4 air tightness, Class 9A water tightness, wind resistance Class B3, glazing up to 55mm and U-values as low as 1.1 W/m²K depending on configuration and glazing specification.
A range of threshold options allows the system to be tailored to your performance and accessibility requirements.
Creates a near-level transition between internal and external floor finishes, providing a contemporary
appearance and improved accessibility.
Ideal for residential applications where ease of access is important while maintaining excellent weather performance.
Provides enhanced protection against wind-driven rain and severe weather conditions.
Designed for exposed locations and projects requiring maximum weather resistance.
Four threshold options are available, allowing a balance between accessibility, appearance and weather performance.
Our aluminium bi-folding doors are engineered to provide outstanding security and peace of mind
The system can be specified to achieve RC2 security classification and enhanced residential security standards.
Thermally broken aluminium profiles and high-performance glazing help maintain comfortable internal
temperatures throughout the year.
The system can achieve thermal performance figures as low as Uw 1.1 W/m²K when combined with suitable glazing specifications.
The folding door system has been developed to meet the requirements of contemporary architecture while remaining suitable for traditional properties.
A dedicated traffic door can be incorporated into the design, allowing everyday access without opening the full bi-fold system.
Aluminium bi-fold doors provide one of the most effective ways of opening up a property and connecting internal living areas with the outside environment. Combining slim sightlines, large glass panels and exceptional performance, they create bright, flexible spaces while adding value and visual impact to any property.
Aluminium bi-fold doThe combination of thermal efficiency, security, durability and design flexibility makes aluminium bi-fold doors one of the most popular glazing solutions available for modern homes and commercial buildings.