This standard applies to material which may be troweled or sprayed onto interior surfaces, or within cavity walls, to provide sound absorption and interior finish.

The testing and evaluation of a product against this standard may require the use of materials and/or equipement that could be hazardous. This document does not purport to address all the safety aspects associated with its use. Anyone using this standard has the responsibility to consult the appropriate authorities and to establish appropriate health and safety practices in conjuntion with any existing applicable regulatory requirements prior to its use.

Referenced in the National Building Code of Canada