 | This article needs additional citations for verification. (July 2014) |
Smoke dampers are passive fire protection products used in air conditioning and ventilation ductwork or installed in physical smoke barriers (e.g., walls).
| This article needs additional citations for verification. (July 2014) |
Smoke dampers are passive fire protection products used in air conditioning and ventilation ductwork or installed in physical smoke barriers (e.g., walls).