Acoustic Glass Rating Calculator
Estimate STC and OITC sound ratings for insulating glass units based on glass thickness, air gap, and laminate interlayer.
Inputs
mm
mm
mm
mm
Hz
Results
Estimated STC Rating
38.1
Estimated OITC Rating
31.1
Noise Reduction38.1 dB
Mass Law TL41.54 dB
How to Use This Calculator
- Enter the Outer Glass Thickness and Inner Glass Thickness in mm.
- Enter the Air/Gas Gap in mm and any Laminate Interlayer thickness (0 if no laminate).
- Enter the Test Frequency in Hz for the mass-law transmission loss calculation.
- Review the Estimated STC Rating and OITC Rating for the glazing assembly.
- Check Noise Reduction in dB to select the right glazing system for your acoustic target.
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