MT320S / MT320K / MT320B
Horizontal and vertical
Chord below wall and ceiling rack
50mm
Refer to acoustic design
MT320S 7.2kg each; MT320K 7.6kg each; MT320B 6.2kg each
Base material grade A
Inner and outer circles are made of one piece of perforated aluminium plate, perforation rate 11-21% with environmental friendly sound absorption cotton filled inside Installation accessories: bolt rings, steel wire or metal chain
320×1000mm
Stadiums, airports and bus stations, etc. to control the reverberation time.