Primacoustic Z900 0105 08 LONDON 8 Room Kit (Grey)Do you need acoustic treatment? Stand in the middle of your room, clap your hands, and listen. Hear that? That's flutter echo, reflections, standing waves, and other acoustic anomalies that will impact the quality of your recordings and color what you hear when you're mixing. Luckily, it's a common problem, and an easy one to solve, no matter how big or small your room is. The Primacoustic London 8 room kit is designed for rooms up to 100 square feet,