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SUIFU Doors & Windows introduces the 113 Series series, an expertly engineered outward opening aluminum casement window designed for high-end global commercial and residential projects. Crafted with precision, this series integrates advanced thermal break technology and a robust 113.7mm frame profile, ensuring exceptional durability in diverse architectural applications.
As a leading international B2B manufacturer, SUIFU ensures that every window meets rigorous global standards. Distinguished by its double corner injection process, advanced 8-channel sealing design, and hidden drainage system, the SUIFU Guardian113 series delivers uncompromising weatherproofing, structural integrity, and 304 stainless steel mesh security for demanding projects.

Starlight Black
Starry Gray
Glossy Brown
Starlight Black
Starry Gray
Glossy Brown

Compliant with BS EN and EU standards for doors and windows, and holding ISO 9001 and CE certifications; also capable of assisting with obtaining the CE certification required for overseas exports.

Ensures smooth corners, tighter seams, and greater window stability.

Combined with high-performance thermal design to significantly improve overall performance.

Enhances the three-dimensional layering and visual appeal of the narrow bezel.

Safety, protection, and enhanced aesthetic experience.

Safe, practical, and easy to install or remove.

Downward facing drain holes for smooth and fast drainage.