【High-quality material】Constructed from high-grade aluminum, this product is built to last, offering exceptional durability and resistance to wear and tear over time, making it a reliable choice for long-term use. 【Pre-Assembled】Every door is pre-assembled and tested before shipping. Hinge holes are pre-drilled to facilitate a smooth and straightforward installation process 【High Quality Thermally Broken Aluminum】 【 Suitable wall 】The frame thickness is 3 inches, making it suitable for 2x4...