Slim-Frame Aluminum Bi-Folding Door for Wide Openings

Featured with ultra-narrow frame minimalist design and full folding stackable structure, this door minimizes frame obstruction and maximizes glass viewing area. It fully folds to the side without occupying indoor and outdoor space, creating a panoramic unobstructed view and integrating indoor and outdoor spaces. Customizable sizes, frame finishes and glass styles perfectly fit modern villas, balconies, terraces and commercial spaces, catering to contemporary minimalist and high-end architectural aesthetics.

Built with high-strength lightweight aluminum alloy frames, the ultra-slim frame retains high structural rigidity while achieving a minimalist look. The material features excellent anti-deformation, rust-proof and weather-resistant properties. Matched with thickened fully tempered safety glass and premium anti-corrosion hardware accessories, the whole door body is sturdy, stable and durable for long-term outdoor application.

Adopts advanced CNC precision processing and integrated forming technology to ensure ultra-fine splicing gaps and flat frame lines. Optimized silent pulley system and professional sealing technology ensure smooth, flexible and jamming-free folding operation. Standardized factory production and strict multi-process quality inspection effectively prevent frame shaking, sagging and air leakage, delivering consistent high-quality finished products.

Thanks to optimized multi-layer sealing structure, the narrow frame folding door achieves superior airtightness and watertightness. It provides excellent sound insulation, heat insulation and energy-saving performance, effectively isolating outdoor noise and extreme temperature. With strong wind resistance and great weather adaptability, it suits various global climates. It features easy daily maintenance and long service life, balancing ultra-modern appearance and practical functional performance.