To help me find exactly what you're looking for, could you share a bit more context? For example:
| Parameter | Sone296 Standard | Sone296 Extra Quality | |-----------|----------------|----------------------| | NRC (Noise Reduction Coefficient) | 0.92 | | | SAA (Sound Absorption Average) | 0.90 | 0.95 | | Peak absorption (500Hz–4kHz) | 0.94 | 0.99 | | Fire rating | Class C | Class A | sone296 extra quality
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