I'm interested in installing Amorim WISE on a second-floor condo. The subfloor is gypcrete. How does the sound insulation of this product (7mm of cork) compare with other cork floating floors (like Wicander) that have less cork but are thicker (10-12mm) due to the thickness of the foam board?
Cork Look, Waterproof Cork, Sustainable Samples Box 10-day Home Try On - Rental
Cork Flooring
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Open Sep 06, 2020 - 12:06 PM
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Sep 14, 2020 - 05:22 AM
The two brands are comparable with regard to acoustic blockage.Wicanders Cork Go collection complies with ASTM standards for sound transmission with a IIC impact insulation class rating of 58 (ASTME492/ASTM E989) and and STC Classification for sound insulation of 54 (ASTM E90/ASTM E413). It reduces impact sound by 16 decibels (ISO 140-8). It provides a difference of loudness by 51.6% (EPH/IHD Works Standard 431).By comparison Waterproof Cork has slightly better numbers. It reduces impact sound by 18 decibels (ISO 140-8). It provides a difference of loudness by 65% (EPH/IHD Works Standard 431) and STC Classification for sound insulation of 60 (ASTM E90/ASTM E413).
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