Pet House Cat with Cute and Compact Door Opening That Can Control the Direction of Entry and Exit

Installation method Required tools: electric drill bit, iron saw or electric saw, measuring ruler Step 1: First, use a piece of paper to draw the size of the door cover (there may be a few millimeters of error) Step 2: Prepare the blueprint and mark it on the door with a pencil Step 3: Drill a hole in each of the four corners of the door with a drill, and then use an electric saw to start digging directly Step 4: If it is a glass door, use a scratching tool to gently open it and fix it with glass glue Step 5: After the hole is dug, first wrap a layer of wooden skin around the hole for aesthetic purposes Step 6: Install the cat door with accessory screws and use a screwdriver to tighten them Step 7: The screw mouth is also equipped with a screw cover. Press it on and it's done!