Cac Rating Ceiling Tile

Total acoustics ceilings rated best are ideal for high traffic spaces or multipurpose.
Cac rating ceiling tile. Total acoustics best nrc 0 80 and cac 35 noise can impede concentration healing and learning. Total acoustics ceiling panels feature the ideal combination of both sound absorption nrc and sound blocking cac giving you complete noise control and design flexibility for every space. Noise reduction coefficient nrc and ceiling attenuation class cac. An acoustic ceiling product with a 95 nrc rating means that 95 of sound in the room is absorbed while the other 5 is reflected.
When using a high cac ceiling wall construction with a minimum stc 40 rating should be specified. A ceiling system with a cac less than 25 is very low performance whereas a ceiling with a cac of 35 or greater is considered high performance. Nrc tells you how much sound a ceiling panel will absorb thereby lessening the noise within a room. The higher the cac rating the better the performance.
Nrc and cac ratings. In that case you are likely interested in a high cac. Cac indicates the ceiling s ability to prevent airborne sound from traveling between adjacent rooms when the dividing wall does not connect with the structural ceiling which ranges from 0 up to 40 45 for ceiling. When evaluating performance in acoustic drop ceiling tiles you ll want to reference two general ratings.