Articles tagged “impact insulation class”
2 articles covering impact insulation class in acoustic engineering and building design.
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TUTORIALS6 min read
What is Impact Sound? Footsteps, Drops, and Floor Noise Explained
Impact sound is noise generated by physical impacts on building surfaces, especially floors. Learn IIC, Ln,w, tapping machines, floating floors, and how to meet building code requirements.
March 20, 2026
impact soundIIC
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TUTORIALS11 min read
What Is Impact Insulation Class (IIC)? — Floor Noise Rating Explained
IIC rates how well a floor-ceiling assembly reduces footstep and impact noise. Learn what the number means, how it is tested, and why IIC often matters more than STC in multi-storey buildings.
March 18, 2026
IICimpact insulation class