Armstrong 704a Acoustical Tile. Cortega 704 is part of the cortega line from armstrong ceiling solutions commercial. Fine fissured panels deliver high performance in light commercial and basement applications. Nrc noise reduction coefficient is a standard measurement for a material s acoustical absorption ranging from 0 00 no absorption to 1 00 total absorption.
Cac ceiling attenuation class is a standard measurement of a ceiling system s ability to block sound between two closed spaces cac values of 35 or greater are recommended to achieve speech privacy. This model features a tegular edge detail which minimizes the grid look.
Fine fissured panels deliver high performance in light commercial and basement applications.
Easy online ordering for the ones who get it done along with 24 7 customer service free technical support more. Looking for armstrong ceiling tile width 24 in length 24 in 5 8 in thickness mineral fiber pk 16 5ngj8. Cac ceiling attenuation class is a standard measurement of a ceiling system s ability to block sound between two closed spaces cac values of 35 or greater are recommended to achieve speech privacy. Nrc noise reduction coefficient is a standard measurement for a material s acoustical absorption ranging from 0 00 no absorption to 1 00 total absorption.
