> ## Documentation Index > Fetch the complete documentation index at: https://docs.acelabusa.com/llms.txt > Use this file to discover all available pages before exploring further. # Maximizing STC & IIC Performance In Wood-framed Floor/Ceiling Assemblies Without Cementitious Toppings > In this informative webinar, Alan Case, CIO and Co-Founder of HushFrame, discusses how to improve the Sound Transmission Class (STC) and Impact Insulation Class (IIC) ratings in wood-framed floor/ceiling assemblies... Maximizing STC & IIC Performance In Wood-framed Floor/Ceiling Assemblies Without Cementitious Toppings webinar cover In this informative webinar, Alan Case, CIO and Co-Founder of HushFrame, discusses how to improve the Sound Transmission Class (STC) and Impact Insulation Class (IIC) ratings in wood-framed floor/ceiling assemblies without using heavy cementitious toppings. Learn about innovative soundproofing solutions that enhance acoustic performance while maintaining structural integrity in modern construction projects. This session covers: Key factors influencing STC & IIC ratings in wood-framed structures Noise reduction methods without cementitious toppings HushFrame’s cutting-edge solutions for acoustic optimization Practical case studies and applications for residential and commercial buildings If you're an architect, builder, or acoustical engineer, ## Watch the recording