ABSORBER RING
059-771121S
Quickinfo
PET feltfrom recycled material
flame retardant version available
Colour
General
- Luminaire / Track
- Mounted
- limestone
Physical
- diameter 1050 mm
- height 50 mm
- 7 kg
Acoustics
- Alpha w (αw) up to 0.7
- SAC (sound absorption class) up to C
- NRC up to 0.85
- SAA up to 0.91
- Acoustic data calculations based on SONIC ACOUSTIC ABSORBER ring 1280, cavity 180cm
Equivalent sound absorption area (Aeq)
125 Hz
0.2
250 Hz
0.53
500 Hz
1.08
1000 Hz
1.62
2000 Hz
1.66
4000 Hz
1.62
Acoustic element made of high quality, self-supporting PET felt with sound absorbing properties, consisting of at least 50% post-consumer recycled PET; high quality visual and tactile surface, limestone; colour may deviate; high acoustic performance by doubling the material; for attaching to SONIC suspended or SONIC free standing;
