SabineScorebrand-agnostic acoustic sizing
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Reverberation & Treatment Calculator

Size acoustic treatment for a room using the Sabine equation, then compare products across manufacturers by fit and cost.

Reverberation · RT60 decayTreatment needed
Current
2.26s
Target
0.50s
Acceptable range 0.4–0.6 s — solving for the midpoint.
0-20-40-600.0s0.9s1.7s2.6sLEVEL (dB)TIME →
Room volume
3000 ft³
Absorption needed
229 ft²-sabins
≈ paneling @ NRC 0.90
255 ft²

Room

ft
ft
ft

Focused individual work and one-on-one calls.

Target 0.4–0.6 s · Acoustic design references (recommended)

Matching products (21) · no manufacturer favored

Independent comparison — not affiliated with or endorsed by the manufacturers listed. Confirm specs against the manufacturer before specifying.
Sound Seal
Sound Quality S-2000 Acoustical Wall & Ceiling PanelNRC 0.80
Units needed
×8
→ 0.46 s40 ft²/unitSpec sheet →
Armstrong World Industries
OPTIMA Acoustical Wall PanelsNRC 0.80
Units needed
×9
→ 0.50 s32 ft²/unitSpec sheet →
Armstrong World Industries
FELTWORKS Acoustical Wall PanelsNRC 0.75
Units needed
×10
→ 0.48 s32 ft²/unitSpec sheet →
Autex Acoustics
Groove Wall PanelNRC 0.70
Units needed
×10
→ 0.46 s36 ft²/unitSpec sheet →
Sound Seal
Poly-Coustix Stratux CloudNRC 1.30NRC > 1.0
Units needed
×12
→ 0.48 s15 ft²/unitSpec sheet →
Autex Acoustics
Cascade Hanging ScreenNRC 0.65Unverified
Units needed
×12
→ 0.48 s31 ft²/unitSpec sheet →
MergeWorks
EchoLayer Wall PanelNRC 0.85
Units needed
×15
→ 0.50 s18 ft²/unitSpec sheet →
Ecophon (CertainTeed)
Ecophon Solo SquareNRC 0.95
Units needed
×16
→ 0.48 s16 ft²/unitSpec sheet →
Turf Design
Fractal Modular Ceiling CloudNRC 1.15NRC > 1.0
Units needed
×26
→ 0.49 s8 ft²/unitSpec sheet →
Armstrong World Industries
LYRA Plant-Based Ceiling Panel (Wood Look)NRC 0.95
Units needed
×31
→ 0.49 s8 ft²/unitSpec sheet →
Rockfon
Rockfon SonarNRC 0.95
Units needed
×31
→ 0.49 s8 ft²/unitSpec sheet →
MergeWorks
EchoDeco BaffleNRC 0.90Unverified
Units needed
×32
→ 0.50 s8 ft²/unitSpec sheet →
Armstrong World Industries
CALLA Templok Ceiling TileNRC 0.85
Units needed
×34
→ 0.50 s8 ft²/unitSpec sheet →
MergeWorks
EchoDeco Blade Ceiling TileNRC 0.85
Units needed
×35
→ 0.50 s8 ft²/unitSpec sheet →
Autex Acoustics
Frontier Acoustic FinsNRC 0.85
Units needed
×35
→ 0.50 s8 ft²/unitSpec sheet →
Sound Seal
Poly-Coustix Vertex Slim PET Acoustical Ceiling BaffleNRC 0.75
Units needed
×39
→ 0.49 s8 ft²/unitSpec sheet →
Armstrong World Industries
ULTIMA Templok Ceiling TileNRC 0.75
Units needed
×39
→ 0.49 s8 ft²/unitSpec sheet →
MergeWorks
EchoDeco CloudNRC 0.85Unverified
Units needed
×57
→ 0.49 s5 ft²/unitSpec sheet →
Ecophon (CertainTeed)
Ecophon Solo BaffleNRC 0.95
Units needed
×63
→ 0.50 s4 ft²/unitSpec sheet →
Rockfon
Rockfon Sequence Linear Beam BaffleNRC 0.90
Units needed
×64
→ 0.50 s4 ft²/unitSpec sheet →
Turf Design
Hex Folded Wall TileNRC 0.90
Units needed
×232
→ 0.50 s1 ft²/unitSpec sheet →

NRC > 1.0 — NRC above 1.00 is expected for thick or suspended products — under ASTM C423, edge diffraction lets a finite sample absorb more sound than its flat face area implies.

Unverified — Not yet confirmed against a manufacturer datasheet — treat this figure with caution.