Custom Size: The sizes in the listing options refer to the door of the opening, opening size = widthx height. Measure your opening's width (min), height (min), and depth (max) accurately, and we'll customize the perfect - sized access door for you Flush Mount & Invisible Design: Our panel sits completely flush with the wall, with no ugly bumps or gaps. Its tile-ready surface blends perfectly with your wall tiles, preserving a clean, streamlined look throughout the room Tool-Free Magnetic Opening: Just press gently with your finger to open—no screws, no prying, no tools needed. The strong magnetic closure keeps it securely shut, making inspections quick and hassle-free Reinforced Aluminum Frame: Built with a sturdy aluminum alloy frame that resists bending and warping over time. Welded smoothly for durability and a finish that’s ready for tiling Easy 4-Step Installation: Cut wall opening. 2. Insert frame. 3. Secure with included screws. 4. Tile over and enjoy. Pre-drilled holes make DIY installation straightforward. It is recommended to install the door first, then tile and cover the frame, Manufacturer: Kanduo