SMD-401 : Smoke Damper
SMD-401 : Smoke Damper
The SMD-401 is a Class I leakage-rated smoke damper featuring extruded aluminum airfoil blades, engineered for reliable operational closure during emergency smoke control events. Its precision-formed airfoil blades promote efficient airflow and reduced pressure drop during normal operation while maintaining tight leakage performance. Designed for vertical or horizontal installation and rated for airflow and leakage in either direction, the SMD-401 delivers dependable, code-compliant smoke containment in demanding HVAC systems.
Product Highlights
| Blade Type |
Extruded Airfoil
|
|---|---|
| Blade Material |
Aluminum
|
| Blade Orientation |
Horizontal
|
| Duct Connection |
Oval
Rectangular
|
| Leakage Class |
I
|
| Maximum Pressure Rating (in. wg.) |
6
|
| Maximum Velocity (fpm) |
3,000
|
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