Sourcing Requirements
Factory Price Smoke Exhaust Fire Damper Fire Fighting High Sensitivity Number 1; Fire/shut-off damper; Dimension: LxWxH=1700X1000X200; Material: Cacbon Steel or Galvanized Steel; Air Flow: 4.7 m3/s; Pressure: VTA; Actuation; + Electric supply: 24 VDC; + Ingress Protection: Minimum IP56; + Type: Motorized actuator with spring return; + Fail function: Close; + Cycle time: VTA; Number 2; Dimension: LxWxH=2000X1000X200; Each product 1 set; Certification: CCC, ISO, SGS; Power Supply: DC24V; Power Source: Electric Power; Temperature: 70o C--280o C; Material.