Sound absorption is measured in accordance with ISO 354.Sound absorption data αp, αw and absorption class are calculated in accordance with ISO 11654. Sound absorption properties of islands and baffles are quantified by the equivalent sound absorption area Aeq expressed as m² per item.
Rockfon Rocklux is delivered flat and must be assembled. Its internal/external dimensions when assembled are:* 725x725x130 / 785x785x160 mm: suitable for technical installations in modular sizes: 600x600, 625x625, 675x675 mm** 1400x365x130 / 1460x425x160 mm: suitable for technical installations in modular sizes: 1200x300, 1250x312.5, 1350x300 mm.Use 2 pieces Rockfon Rocklux 1105x1105x30 mm assembled with aluminium tape for technical installations in modular sizes: 1200x600, 1250x625, 1350x600 mm.Internal dimensions include min. 50mm oversize (total) for light fixing protrusions.