Niehaus is a certified installer of SonaKrete, the Premium Acoustical Finish. SonaKrete is a high performance, Class 1 Fire Rated, acoustical finish system. It is available in white, arctic white and specifically matched colors, providing for an exceptional range of design options. SonaKrete conforms easily to complex or irregular surfaces and is engineered for application to virtually any common substrate. It’s used primarily where drywall, plaster, brown coat or any other smooth surface is present or will be installed and is often found in sanctuaries, fellowship halls, hotel ballrooms, conference areas, offices, museums, libraries and many more.