🔊 Interactive Acoustic Simulator

How Sound Waves Travel
Through Glass

Visualise sound transmission through different glass types — single pane, DGU, laminated and more. Real-time dB reduction based on acoustic performance data.

Configuration

External Sound Level

65 dB

🚗Urban Road Traffic

35 dB120 dB

Glass Type

Glass Thickness6 mm

Incoming

65

dB Outside

Blocked

0

dB by Glass

Indoor

65

dB Inside

Indoor Sound Perception

💬 Soft Background

Comfortable for concentration — WHO: Acceptable

🎬 Live Sound Wave Propagation

High intensity

Medium

Low

Transmitted

📐 Single 6mm

🔇 Rw = 29 dB

🌡️ STC Class: D

📉 99.9% energy blocked

✅ Suitable for: Low noise areas only

Frequency-Dependent Sound Reduction

Estimated Rw performance across octave bands (based on mass law + interlayer damping)

21

125 Hz

25

250 Hz

29

500 Hz

32

1 kHz

34

2 kHz

35

4 kHz

Blocked (dB)

Transmitted (dB)

Single Pane — Acoustic Performance

Rw values derived from acoustic performance standards

Configuration	Rw (dB)	STC Class	Sound Reduction	Application
Single 5mm	27 dB	D	27	Low noise areas only
Single 6mm◀ current	29 dB	D	29	Low noise areas only
Single 8mm	31 dB	D	31	Low noise areas only
Single 10mm	33 dB	C	33	Residential (quiet)
Single 12mm	34 dB	C	34	Residential (quiet)

Sound Level Matrix — Indoor dB Result

Indoor noise level (dB) after transmission through selected glass type

Configuration	Rw	50 dB in	60 dB in	70 dB in	80 dB in	90 dB in	100 dB in	110 dB in
Single 5mm	27	23	33	43	53	63	73	83
Single 6mm	29	21	31	41	51	61	71	81
Single 8mm	31	19	29	39	49	59	69	79
Single 10mm	33	17	27	37	47	57	67	77
Single 12mm	34	16	26	36	46	56	66	76

Rw values based on ISO 717-1 acoustic performance data and FacadeMart estimator methodology.
Actual field performance may vary with frame type, installation quality, and flanking transmission paths.
For project specification, consult a certified acoustic engineer.

How Sound Waves TravelThrough Glass

How Sound Waves Travel
Through Glass