Static Curtain Fire Dampers
The FD series of 1-1/2 & 3 hour rated static curtain fire dampers are UL, ULC & California State Fire Marshal listed dampers, available for either vertical or horizontal mount. Static rated dampers are used in duct systems or penetrations where there is no or negligible airflow when the damper closes (i.e. Fans Off Systems)
- Available with a full range of factory sleeves and duct transitions including integral sleeved models
- Slim Line and Ultra Slim Line models available (Models FD-A-SL & FD-A-USL) available for transfer applications and space constrained applications
- Flanged sleeve and “out of wall” grille mount versions available
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