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Sectional Overhead Door with Two Rows of Windows

Industrial Sectional Doors with Dual Window Bands
Description Package Information Inquiry

Product Advantages

1. Superior Natural Lighting

  • Dual horizontal window bands with 6-8mm tempered glass (Low-E optional)

  • Patent-pending glazing system eliminates thermal bridging (U-value ≤1.2 W/m²K)

  • 3 layout options:

    • Symmetrical: Matching upper/lower bands (standard 12cm height)

    • Functional: Upper light band (20cm) + lower observation strip (8cm)

    • Custom: Angled or logo-cut window designs

2. Industrial-Grade Durability

  • 40-60mm insulated panels with galvanized steel/stainless facing

  • Wind load rating: EN 12424 Class 8 (≥1200Pa)

  • Heavy-duty components:

    • 100mm nylon rollers with sealed bearings

    • Reinforced aluminum tracks (3.0mm thickness)

3. Smart Customization

  • Window enhancements:

    • Integrated LED lighting (5000K, IP65 rated)

    • PDLC smart film (instant privacy switching)

  • Control systems:

    • Basic: Push-button + mechanical lock

    • Advanced: Mobile APP + personnel recognition


Technical Specifications

ParameterSpecification
Panel material0.5-0.7mm steel/stainless steel
Window glass6mm tempered/8mm laminated
Thermal performanceU=0.9-1.5 W/m²K
Max. dimensionsW8m × H6m (customizable)
Operation speed0.4-1.0m/s (variable frequency)
CertificationsCE, ISO 13849 PLd

Recommended Applications

✔ Logistics hubs - Dual windows for loading zone visibility
✔ Manufacturing plants - Upper light + lower observation windows
✔ Retail warehouses - Patterned glass for light diffusion


Window Configuration Options

Type A (Standard Symmetrical)

  • Equal-height upper/lower bands

  • 60-90cm spacing (ergonomic sightlines)

Type B (Functional Zoning)

  • Upper light band: 20cm height

  • Lower service strip: 8cm height + crash bar

Type C (Designer Layouts)

  • Angled window arrangements

  • Custom logo-cut windows


Why Choose Our Doors?

✅ Leak-proof guarantee - Proprietary window sealing technology
✅ Modular design - Future window modifications possible
✅ 10-year warranty - Covers structure and hardware


Service Package

  • Free design service: 3D renderings + load calculations

  • Rapid delivery: 3 weeks (standard), 4-5 weeks (custom)

  • Global installation: Certified technicians available