An Aluminum Bifold Door for Office Buildings provides a large, unobstructed opening while saving floor space through its folding panel design. This commercial-grade system is built with thermally broken aluminum profiles, insulating glass, and heavy-duty hardware to meet the demands of modern office environments.
- Configurable in multiple panel combinations (2+2, 4+2, etc.) to fit wide entrances and partitions.
- Supports inward- or outward-folding tracks, including straight and corner options for layout flexibility.
- Designed for project-based ordering with full customization of glass, color, and hardware.
Product Details
An Aluminum Bifold Door for Office Buildings must handle daily operation, weather exposure, and acoustic privacy without compromising design flexibility. DERCHI's large-opening folding door systems achieve this through thermally broken aluminum profiles and multi-chamber construction. Available 78, 80, and 93 series offer different frame widths and glass spans, letting architects match performance to project conditions.
The folding mechanism completely clears the opening, unlike sliding doors that leave half the width occupied. This is useful for conference rooms, lobbies, or interior courtyards where a commercial bifold door provides full access. Integrated EPDM seals and multi-point locks secure each sash when closed, while concealed hinges maintain a clean sightline. Buyers can select standard 5+27A+5 tempered insulating glass or upgrade to Low-E, laminated, or tinted options for additional solar control.
Product Features
Thermal Break Technology: The broken bridge aluminum profile and insulating glass reduce heat transfer, helping maintain indoor comfort and lower energy costs in air-conditioned office spaces.
Multi-Point Locking: Each folding panel engages dedicated lock points along the frame and floor, providing enhanced security for ground-floor commercial entrances and interior access control.
Hidden Hinges & Clean Sightlines: Concealed Kerssenberg hinges keep the door surface uncluttered, allowing an uninterrupted glass expanse that supports modern office aesthetics and reduces visible hardware.
Flexible Track Options: Straight, 90° corner, and curved tracks accommodate various layout requirements, enabling this large opening folding door to fit tight spaces and custom architectural designs.
Scalable Sash Combinations: Panel configurations like 2+2 or 4+2 allow one door to span from modest partitions to expanses up to 60 feet wide (subject to structural confirmation), fitting large office atriums.
Weather-Sealed Construction: EPDM gaskets and integrated duckbill seals work together to resist air and water infiltration, important for exterior-facing office doors that face wind-driven rain.
Customizable Styles
Glass Options: Choose from Low-E, laminated, tinted, reflective, or triple glazing to meet privacy, solar control, or acoustic needs in any office folding door.
Frame Finishes: Powder coating, anodized wood grain, and PVDF coating are available in 10+ standard colors plus custom RAL matching for project branding.
Panel Layouts: Combinations include 2+2, 1+3, 0+4, 0+6, 4+4, and others; the configuration adapts to floor-to-ceiling entryways or wide passageways.
Track Configuration: Select straight, 90° corner, or curved tracks with high or low threshold options; low tracks support barrier-free access but ADA compliance must be verified locally.
Folding Direction: Panels can fold inward or outward, allowing zoning flexibility for indoor connections or exterior terraces. Consult with supplier to confirm structural requirements.
Hardware Accessories
Handle Sets: Kerssenberg or CMECH aluminum handles with reversible function provide ergonomic operation and a consistent look across the building.
Hidden Hinges: Concealed, load-rated hinges keep the bifold mechanism smooth and visually minimal, ideal for high-traffic commercial environments without exposed pivot points.
Multi-Point Locks: Dedicated lock points engage at top, bottom, and intermediate sashes, securing each panel against forced entry when the door is closed.
Sealing System: EPDM strip seals and duckbill gaskets compress along the full perimeter to maintain airtightness and reduce sound transmission between office zones.
Smart Lock Integration: Fingerprint or digital locks may be integrated into the door system for access control, subject to hardware compatibility and project specification.
Basic Parameters
Performance Item | Available Information | Buyer Notes |
|---|---|---|
Thermal Insulation | Uw 2.0–3.5 W/m²K (78 Series); U-Factor 0.28 (93 Series); Level 7 (80 Series) | Request U-factor for chosen glass and series; verify compliance with local energy codes. |
Wind Pressure Resistance | Up to 5000Pa (78 Series); Level 9 (80 Series); 4.5KPa (93 Series) | Ensure rated value meets building height exposure; higher wind loads may require reinforced frames. |
Water Tightness | 500–700Pa (78 Series); Level 4 (80 Series); 450Pa (93 Series) | Crucial for exterior applications; verify test method and whether value applies to full opening. |
Air Tightness | Class 3 (78 Series); Level 6 (80 Series); 1.8 m³/(m·h) (93 Series) | Confirm standard (EN, ASTM) and leakage rate per unit area to match HVAC design targets. |
Sound Insulation | Rw 35–40dB (78 Series); Level 5 (80 Series); 30dB (93 Series) | Upgraded glass (e.g., laminated) may improve performance; request lab test report for specific configuration. |
Product Specifications
Specification | Details |
|---|---|
Product Name | Aluminum Bifold Door (78 Series shown; 80, 93 available) |
Product Type | Large-Opening Folding Door for Office Buildings |
Profile Material | Thermally Broken Aluminum (1.8mm wall, 78 Series) |
Standard Glass | 5mm + 27A + 5mm Double Tempered Insulating Glass |
Sash Width × Height | 500–800mm × 1000–2800mm (single sash) |
Surface Finish | Powder Coating, Anodized Wood Grain, PVDF Coating |
Hardware Brand | Kerssenberg (handles, hinges, locks) |
Folding Direction | Inward or Outward |
Track Types | Straight, 90° Corner, Curved |
Certifications | CE, NFRC, IGCC mentioned for 78 Series; series-specific certificates must be confirmed. |
Warranty | 10-year warranty offered; full terms and coverage clarified at quotation stage. |
Advantages
Space-Efficient Folding: Panels stack neatly to one or both sides, eliminating swing clearance and maximizing usable floor area in office layouts.
Enhanced Thermal Control: The broken bridge profile reduces heat transfer across the frame, contributing to consistent indoor temperatures near glass facades.
Commercial-Grade Security: Multi-point locking engages all panels when closed, a significant upgrade over simple latch systems for high-traffic zones.
Scalable Opening Widths: From standard doorways to wide entry facades, the bifold system adjusts panel count to meet dimensional needs without custom engineering delays.
Project-Oriented Supply: Inquiry-based ordering lets architects and contractors specify exact dimensions, glass, and finishes, with timely delivery coordination.
Application Scenarios
Apartment: In upscale apartment common areas or penthouse office suites, a bifold door opens a study to the living space, creating a fluid layout that feels larger without sacrificing privacy.
Home Office: For dedicated home workspaces, a large opening folding door separates the office from the rest of the home, allowing natural light to flow while reducing noise during video calls.
Hotel: Hotels use folding doors to divide ballrooms, connect pool areas, or enclose restaurant terraces, offering guests flexible event settings with quick transitions.
Office Building: In corporate headquarters, a bifold door for office spaces transforms meeting rooms, enabling one large conference area or two private sessions, with acoustic separation and professional aesthetics.
Outdoor: For a covered breezeway, confirm water resistance and select corrosion-resistant finishes. Performance must be validated against local wind and rain exposure.
Residential Building: Multi-unit lobbies benefit from a bifold door that closes off mailrooms or lounge areas after hours, combining security with an open feel during the day.
Exterior: A rooftop terrace entrance demands robust weather sealing; verify water tightness rating and drainage design. Provide project location for an engineering review.
Villa: A luxury villa’s home office can feature floor-to-ceiling bifold doors that open onto a courtyard, blending indoor workspace with natural surroundings for premium property appeal.
Inquiry Guidance
To request a quote, please share your project location, required size, quantity, preferred frame color, glass type, hardware requirements, and drawings or reference photos if available.
FAQ
What is an Aluminum Bifold Door for Office Buildings?
This is a large-opening aluminum folding door system designed for commercial spaces like conference rooms, lobbies, and office entrances. It uses thermally broken profiles and can be configured with multiple glass and hardware options.
Can the door be customized for my project?
Yes, dimensions, glass type, color, track style, and hardware can all be selected based on your project drawings. Panel combinations, folding direction, and threshold type are fully configurable.
What information is needed for a quote?
Provide opening width & height, door leaf count, glass preference, finish color, hardware brand, target performance requirements, project location, and any required certifications. A detailed quote will follow.
Is this door suitable for exterior applications?
Yes, but exterior use requires confirmation of weather ratings and appropriate seals. Provide project location and exposure details for a configuration review.
Do DERCHI bifold doors meet international certification requirements?
CE, NFRC, and other standards are referenced on product pages. Series-specific certificates must be requested and verified for your market before finalizing the order.
What is the typical lead time for an order?
For standard colors and glass, lead time may be around 4-6 weeks. Custom finishes and large orders can extend this timeline; the exact schedule will be provided with your quotation.
Does DERCHI provide installation support?
Installation is typically handled by the buyer's contractor. Supplier may offer supervision or guidance upon request, subject to project location and contract terms.
