Articles tagged “ISO 717-2”
2 articles covering ISO 717-2 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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TUTORIALS9 min read
Impact Noise Floor Build-Up: ΔLw Improvement Calculation — ISO 717-2
Start with bare 150mm concrete slab (L'nT,w 78 dB). Add resilient mat, screed, and carpet step by step. Calculate ΔLw at each stage per ISO 717-2 with full IIC ratings.
March 18, 2026
impact noisefloor buildup