The Primacoustic Broadway Control Cubes – 2″ Bevel Edges Grey (12 Pack) are affordable and highly effective acoustic treatment cubes designed to control primary reflections eliminating flutter echo and reducing standing waves. The Control Cubes are constructed from high density six pound per cubic foot glass wool for optimal efficiency. The Control Cubes shape is suited for larger wall surfaces ideal for using in an array to minimise acoustic problems whilst retaining the audios natural harmonics. You can use the Control Cubes to arrange different patterns for optimal acoustic treatment ensuring your room retains its natural resonance while improving intelligibility and overall clarity. The control cubes comes in packs of 12 and can be easily installed onto nearly any surface. Effective Acoustic Treatment The Primacoustic Control Blocks are the ideal choice for any digital musician or sound engineer needing to eliminate flutter echo and/or reduce standing waves. The Control Cubes are constructed from high density glass wool for optimal acoustic treatment designed to retain your room’s natural harmonic qualities while accentuating your audio’s intelligibility. You can arrange the Control Cubes in a wide range of patterns and configurations ideal for catering to your particular space ensuring you don’t completely deaden the room while improving the overall acoustic quality of your space. Ideal for home studios video editors dance studios and more; the 2-inch thick glass wool panels feature bevelled edges for added diffusion and are available in a range of colours. Features Used to control powerful primary reflections Easy to integrate cubic shaped panel Installs in minutes on practically any surface Adapts well to most architectural designs Specifications Core Material: Formed semi rigid inorganic glass fibers Density: 6.0 lbs. per cubic foot (96 kg/m3) Fabric Facing: Acoustically transparent polyester tweed Encapsulation: Micromesh on front and rear surface resin treated edges Absorption H20: < 2% by weight @ 120°F (49°C) 95% relative humidity Temperature: -20°F ~ 150°F (-29°C ~ 66°C) Fire Rating: Class-A Mounting: Galvanized steel impalers (sold separately)