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SEFSD-211 : Severe Environment Combination Fire Smoke Damper

SEFSD-211 : Severe Environment Combination Fire Smoke Damper

The SEFSD-211 is a severe-environment combination fire/smoke damper constructed from 316 stainless steel with 3V blade design, engineered for reliable performance in corrosive or harsh conditions. Suitable for installation in walls, floors, or partitions, it delivers dependable life safety protection across a range of applications. Rated for airflow and leakage in either direction, the SEFSD-211 provides design flexibility while maintaining code-compliant fire and smoke control in demanding environments.

Product Highlights

Application
Traditional In-Wall
Blade Type
3V
Fire Resistance Rating
1-1/2 Hour
Leakage Class
I
Maximum Pressure Rating (in. wg.)
6
Maximum Velocity (fpm)
2,000
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Features

Actuator Blades Closure Device Frame Linkage
Standard
Optional

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Product Details

Blade Material

316SS

Blade Orientation

Horizontal

Blade Type

3V

Certifications

UL 555 (Listing #R13317)

UL 555S (Listing #R13317)

AMCA Air Performance

California State Fire Marshal (CSFM) Listing #3230-0981:0104 and #3225-0981:0103

CAN/ULC S112 Classified Fire Damper

CAN/ULC S112.1 Classified Smoke Damper

Codes

International Building Code (IBC)

National Fire Protection Association (NFPA 80, 90A, 92, 101, and 105)

Duct Connection

Oval

Rectangular

Round

Documents

Drawings

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

Drawing Supplements

Media

Belimo FSKN Remote Testing Module

Life Safety Damper Installation

Office

School

UL 555 Damper Fire Test

UL 555 Duct Impact Test

UL 555 Three-Sided Retaining Angle Installlation

Warehouse