Размер листа: 1200 х 1960 мм
Толщина: 12,5 мм
Вес: 10 кг/м2
Перфорация круглая нерегулярная ("звездное небо").
Диаметр отверстий: 8, 15 и 20 мм.
Степень перфорации: 10%
Коэффициент звукопоглощения, aw: 0,45
Монтируется в соответствии с инструкцией.
This is dummy copy. It is not meant to be read. It has been placed here solely to demonstrate the look and feel of finished, typeset text. Only for show. He who searches for meaning here will be sorely disappointed.
This is dummy copy. It is not meant to be read. It has been placed here solely to demonstrate the look and feel of finished, typeset text. Only for show. He who searches for meaning here will be sorely disappointed.
