Opus is a hook & loop compatible and pin-friendly acoustic panel, made from Acoufelt's premium FilaSorb™ acoustic felt. Supplied in full panels with square edges, Opus is easy to install with seamless joins for a clean, flat finish. Opus panels are available in a select range of colors, ideal for education and workplace settings as a direct replacement for traditional notice-boards. Made from 100% FilaSorb™ with 60-80% recycled PET content, Opus achieves a strong NRC of 0.45, up to 0.85.