Next, you need to pay attention to the central part of the window — double -glazed window. It must have a thickness of 32 mm, the glass of the M1 brand, polished, have at least two inter -stacked chambers.
Next, you need to pay attention to the central part of the window — double -glazed window. It must have a thickness of 32 mm, the glass of the M1 brand, polished, have at least two inter -stacked chambers.