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SEDFD-210 : Severe Environment Multi-Blade Fire Damper

SEDFD-210 : Severe Environment Multi-Blade Fire Damper

The SEDFD-210 is a 3V multi-blade fire damper approved for installation in walls, floors, and partitions with fire-resistance ratings of less than three hours. As a dynamic-rated fire damper, it is designed for HVAC systems that remain operational during a fire event, maintaining protection under airflow conditions. Its multi-blade 3V construction supports reliable closure and code-compliant performance in continuously operating air systems.

Product Highlights

Application
Traditional In-Wall
Closure Rating
Dynamic
Fire Resistance Rating
1-1/2 Hour
Material
316SS
Maximum Velocity (fpm)
4,000
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Features

Actuator Blades Closure Device Frame Linkage
Standard
Optional

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Product Details

Blade Type

3V

Certifications

UL 555 (Listing #R13317)

AMCA Air Performance

California State Fire Marshal (CSFM) Listing #3225-0981:0103

CAN/ULC S112 Classified Fire Damper

Closure Temperature Options (F)

165°F

212°F

286°F

350°F

Codes

International Building Code (IBC)

National Fire Protection Association (NFPA 80, 90A, and 101)

Maximum Velocity (fpm)

4,000

Documents

Drawings

Static Model File Type Action Type
Revit icon Revit .RFA eMail icon Request Drawing
3D CAD 3D CAD .DWG eMail icon Request Drawing
3D CAD 2D CAD .DWG

Drawing Supplements

Media

Horizontal Fire Smoke Damper in a Non-Concrete Barrier

Life Safety Damper Installation

UL 555 Damper Fire Test

UL 555 Duct Impact Test

UL Floor/Ceiling Design I503