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Vertical Bi-Fold Door Engineered for Your Opening and Building Structure

When comparing vertical bi-fold door suppliers, focus on opening size, exterior clearance, wind load, panel weight, steel frame, lifting system, safety devices, sealing, and structural support. These decisions affect fit, reliability, installation, and the total value of the final door.

YUOU develops the proposal around your project information. We can coordinate the door frame, panels, hinges, lifting cables or straps, drive, controls, safety devices, seals, and building interfaces so you can compare a defined configuration instead of only a headline price.

For a focused quotation, send opening dimensions, building drawings, project location, design wind load, exterior clearance, panel and insulation preference, operating frequency, power supply, and quantity. Our team will use these details to prepare a configuration that is relevant to your site and purchasing decision.

Each vertical bi-fold door should be engineered around the building structure and operating process. Opening geometry, wind load, panel weight, lifting forces, header support, exterior swing clearance, sealing, installation sequence, and maintenance access should be reviewed before production.

Vertical Bi-Fold Door Product Video

See the outward folding movement, lifting system, panel arrangement, and large-opening application before reviewing technical data and available options.

Technical Data

Power Supply	220±10%V, or 380V, 50/60Hz, IP55
Opening and Closing Speed	20-40cm/s
Sandwich Door Panel Thickness	40mm/50mm
PU Density	48±2kg/m³
Wind Resistance	28-35m/s (Class 10-12)
Sound Insulation Level	24DB
Insulation level	0.38W/M°C
Water Tightness	30Pa
K Value	1.5W/M².K
Thermal Conductivity	≦ 0.033W/M².K

Options

Door Panel Material	①Sandwich Panel ②Glass
Color	Standard:white.Other color can be customized.
Window	Can be added
Pedestrian Door	Can be added

Product Details

Use the following product details to compare suppliers against the same project requirements. YUOU can review these items with your drawings before the final configuration and quotation are confirmed.

Vertical Folding Door Geometry

The upper and lower door sections hinge together and fold outward as the door rises. This keeps long horizontal tracks out of the interior while requiring adequate exterior clearance around the moving panels.

Steel Frame and Configurable Panels

The welded steel frame carries the large door surface and operating loads. Insulated sandwich panels, translucent polycarbonate, glazing, windows, colors, and exterior cladding can be selected for the project.

Motorized Winch and Lifting System

A top-mounted drive raises the lower door section through steel cables or lifting straps. Drive capacity, cable or strap arrangement, drums, shafts, bearings, limits, and operating speed are selected for the door size and weight.

Safety, Controls and Sealing

Limit switches, photocells, warning devices, emergency manual operation, and fall-protection devices can be coordinated with the control system. Perimeter and panel-joint seals are selected for the opening and weather exposure.

Advantages

Choose YUOU when you need the vertical bi-fold door to be coordinated with the opening, operating process, installation conditions, and purchasing requirements rather than supplied as a generic standard configuration.

Clear Interior Headroom

The door folds outward and upward rather than travelling along long horizontal ceiling tracks. This can preserve more interior overhead space for lighting, services, equipment, and crane operations.

Engineered Steel Structure and Wind Load

The welded frame, hinges, locks, lifting points, and building interfaces can be calculated around the actual opening size, panel system, project location, and specified wind load.

Exterior Canopy Effect When Open

As the two sections fold outward, the open door forms an overhead projection outside the building. The projection and weather exposure should be considered in the clearance and structural design.

Coordinated Motorized Lifting and Safety

The drive, cables or straps, shafts, limits, controls, photocells, warning devices, manual release, and fall-protection components are selected together for the door size and operating process.

Project-Specific Panels and Appearance

Insulated steel panels, translucent polycarbonate, glazing, windows, exterior cladding, and colors can be selected to coordinate thermal, daylight, durability, and architectural requirements.

Manufacturing Support for Vertical Bi-Fold Door Projects

After reviewing the door structure and advantages, use this factory video to understand YUOU steel fabrication, panel integration, lifting-system assembly, project customization, quality control, and preparation for delivery.