— Small-exhaust-here the cells in the grid are formed by cutting them out on a special press, followed by stretching of a sheet of metal;
— polymer — it is best used when it is obvious that the thickness of the applied plaster will be very small.
— Small-exhaust-here the cells in the grid are formed by cutting them out on a special press, followed by stretching of a sheet of metal;
— polymer — it is best used when it is obvious that the thickness of the applied plaster will be very small.
