| Customization: | Available |
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| After-sales Service: | Return and Replacement |
| Warranty: | 5 Years |
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These doors represent the latest innovation in premium aluminum bi-fold systems, combining cutting-edge design with exceptional soundproofing and thermal performance. The advanced thermal break technology delivers superior heat insulation with a class-leading 1.8 U-value, significantly reducing energy costs while maintaining elegant ultra-slim sightlines.
Engineered for acoustic excellence, these doors feature a specialized four-layer soundproofing system that blocks up to 45dB of external noise - effectively silencing urban clamor. The precision German-engineered folding mechanism operates effortlessly on aerospace-grade stainless steel tracks, creating expansive openings that seamlessly connect indoor and outdoor living spaces.
Available in contemporary matte black, brushed metal, and custom-color finishes, these bi-fold doors elevate any architectural style. The reinforced multi-chamber aluminum profiles with corner strengthening ensure structural integrity, while triple weather seals provide complete protection against wind, rain, and drafts.
Complete with smart multi-point locking and optional automated operation, these doors offer security and convenience without compromising their minimalist aesthetic. Experience the perfect fusion of performance and design with these premium soundproof, energy-efficient bi-fold doors.
| Model | 70 |
| Type | Sliding door |
| Window frame Width(mm) | 70 |
| Number of sealing layers | 10 |
| Aluminum wall thickness(mm) | 1.4 |
| Heat insulation coefficient (K value) | ≤2.1 |
| Sound insulation coefficient(dB) | 35 |
| Project Solution Capability | Total solution for projects |
| Design style | Minimalist |
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