This aluminum window profile internal corner joining hardware is designed for compatible extrusion-based frame systems used in window and door fabrication. The component features a formed metal configuration with multiple fixing holes and raised sections, allowing installation within the internal cavity of suitable aluminum profiles.

The pre-formed design provides consistent connection components for professional fabrication environments. Instead of manually cutting and shaping flat metal plates, fabricators can use purpose-shaped components when dimensions match the selected frame system.

• Broken bridge thermal insulation aluminum system windows
• Aluminum window mullion / middle column corner assembly
• Residential & commercial building window projects
• Mass production in door & window manufacturing workshops

For accurate installation, the component must be precisely matched to the profile. Fabricators should verify profile channel dimensions, hole locations, connector thickness, folded section geometry, and required fasteners.

Before larger production orders, testing one sample against the intended aluminum extrusion is recommended to confirm fit and installation requirements.

This product is ideal for aluminum window manufacturers, door fabricators, building hardware suppliers, and maintenance professionals who require specialized internal frame connection components.

We are a professional manufacturer of door and window accessories. Our full product portfolio includes Drain Cover, Aluminum Corner Joint, Waterproof Sticker, Silicone Windproof Block Series, Sliding Window Anti-Collision Adhesive, Glass Fan Diagonal Adjustable Cushion Block, Silicone Handle Protective Cover, and Mullion Injection Bracket.

We offer factory direct prices, strict quality control and fast shipment for global buyers. Welcome to contact us for samples, catalog and quotation.