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Reverb Room Size Estimator

Use Sabine's formula to estimate RT60 and calculate the acoustic treatment needed to hit your target.

Target RT60

Desired RT60 — 0.4s
0.4s
Vocal Booth (0.2s) Home Studio (0.4s) Live Room (0.7s) Concert Hall (1.8s)
Room Usage

Room Dimensions (Rectangular)

Length (m)
Width (m)
Height (m)

Current Wall Treatment

Results

Room Volume
Total Surface Area
Current Estimated RT60
Target RT60
Difference
Additional Absorptive Area Needed
Sabine: RT60 = 0.161 × V / (α × S)  |  V = room volume (m³), S = total surface area (m²), α = average absorption coefficient