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Concert Hall Acoustic Requirements

Symphony halls, recital halls, performance venues. Typical volume: 5,000-25,000 m³. Covered by 1 acoustic standard.

RT60 (Reverberation Time)
The time, in seconds, for a sound to decay by 60 decibels after the source stops. Measured per ISO 3382-2:2008 at octave band centre frequencies from 125 Hz to 4 kHz.
Reference: ISO 3382-2:2008 \u00A73.1

Standards Comparison for Concert Hall

StandardRT60 TargetBackground NoiseSTI Target
GlobalISO 3382Symphony: 1.8-2.2s | Chamber: 1.4-1.7s | Opera: 1.2-1.5sNR-15 to NR-20N/A

Detailed Requirements by Standard

ISO 3382Global · ISO
RT60Symphony: 1.8-2.2s
Noise LimitNR-15 to NR-20
TreatmentAcoustic architecture — not retrofittable

Frequently Asked Questions

What RT60 does a concert hall need?

RT60 targets vary by standard. ISO 3382 requires Symphony: 1.8-2.2s | Chamber: 1.4-1.7s | Opera: 1.2-1.5s.

Which acoustic standard applies to concert hall spaces?

The applicable standard depends on region and certification: ISO 3382 (Global).

How much does acoustic treatment cost for a concert hall?

Costs vary by standard and treatment scope. ISO 3382: Embedded in construction — £800+/m² build cost.

Verify Compliance for Your Concert Hall

Enter your room dimensions and materials. AcousPlan calculates RT60 against all applicable standards instantly.

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