Welcome to the Audio Expert forum! This section focuses on acoustics and room treatment. Although I'm a principal at RealTraps, manufacturer of high-performance acoustic treatment, I gladly share my knowledge here. You do not need to be a customer of my company to participate, and I gladly help people with their DIY projects. However, I draw the line at advising customers of other treatment companies. As their customer you deserve their technical support and advice.
If this is your first visit, please read the ACOUSTICS FAQ on my web site. This detailed article explains the basics of acoustic treatment, and answers the most common questions. The FAQ is admittedly quite a bit to read, but when you are done you will know a lot about room acoustics and treatment! You can also use the Table of Contents, or search the page in your web browser, to quickly find the topics discussed. There's also this much smaller version that's easier to read and understand: