Compared to ordinary metal malls, since the inner mall is made of plastic, it can be constructed with double-sided tape only, so piping is easy and all the joint parts are aligned, so we are using it well.
I bought a fully automatic mah - jong table, but since the wall was made of plastic, it was not so comfortable, so we used this Metal F - Mall. It is satisfied with a vertical wall and even a luxurious feeling made of metal 3 mm cushion tape is pasted so that no sound comes out. Ah! That's Ron