How to build a wall hanging above the window

1. The vertical part of the wall is built under the suspended window.

2, at the top of the vertical board or steel plate transverse lap a template as a support.

3. Bricks or stones are laid on the formwork, and arcs are laid on the formwork and bonded with cement mortar.

4. After drying for two days, remove the formwork and vertical bricks or stones to form a hanging wall.