
JMC manufactures and installs life safety dampers that form a vital part of HVAC systems, designed to prevent the spread of fire, smoke, and toxic gases through ductwork. These ...
| Feature | Value |
|---|---|
| Type | Fire Damper / Smoke Damper / Combination Damper / Motorized Damper |
| Material | Galvanized Steel / Stainless Steel (SS304 or SS316) |
| Blade Type | Multi-Blade / Curtain Type / Parallel or Opposed Operation |
| Temperature Rating | 72 °C / 182 °C / 250 °C (per UL/BS standard) |
| Actuation Type | Fusible Link / Motorized (24 V / 230 V actuator) |
| Mounting Orientation | Vertical / Horizontal (per airflow direction) |
| Air Leakage Class | Class 1 / Class 2 / Class 3 (per UL 555S) |
| Fire Resistance Rating | 1 hr / 1.5 hr / 2 hr / 3 hr (UL 555 certified) |
| Control Interface | BMS Compatible / Manual Reset / Auto Reset |
| Optional Accessories | Position Indicator / Limit Switch / Junction Box / Access Door |
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