Rules
What US condo boards accept for cork underlayment sound ratings
Cork underlayment condo board sound ratings turn on ASTM E492, E989 and E2179 reports plus the IIC and STC targets a US condo board will accept.
Topic
Topic
Rules
Cork underlayment condo board sound ratings turn on ASTM E492, E989 and E2179 reports plus the IIC and STC targets a US condo board will accept.