CEN/TC 211
| Project No. | EN ISO 11691:2009 |
|---|---|
| Title | Specifies a laboratory substitution method to determine the insertion loss of ducted circular and rectangular silencers without flow, as well as other duct elements for use in ventilating and air-conditioning systems. |
| Registration number (WIID) | 32585 |
| Scope | Specifies a laboratory substitution method to determine the insertion loss of ducted circular and rectangular silencers without flow, as well as other duct elements for use in ventilating and air-conditioning systems. |
| Status | Atcelts |
| ICS group | 91.120.20 |