WHY IS DELTA IIC MORE IMPORTANT THAN IIC?
Stephanie Sales and Technical Wednesday, 16 December 2015 ………… For this very reason (the confusion re: STC/IIC ratings) we have chosen to work with the Gold Standard of acoustic ratings: Delta IIC ratings (often written
Need to reach a certain IIC rating?
Here’s some sound advice to prepare yourself with before you contact an acoustic consultant or product supplier