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FSD-312 : Combination Fire Smoke Damper

FSD-312 : Combination Fire Smoke Damper

The FSD-312 is a combination fire/smoke damper with airfoil blade construction, engineered for efficient airflow performance and dependable life safety protection. Its aerodynamic blade design helps reduce pressure drop while maintaining strong leakage control. Rated for airflow and leakage in either direction and suitable for installation in walls, floors, or partitions, the FSD-312 offers the flexibility engineers require and the reliability contractors depend on for code-compliant installations.

Product Highlights

Application
Traditional In-Wall
Blade Type
Airfoil
Fire Resistance Rating
1-1/2 Hour
Leakage Class
II
Maximum Pressure Rating (in. wg.)
8
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 Material

Galvanized Steel

Blade Orientation

Horizontal

Blade Type

Airfoil

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

Horizontal Fire Smoke Damper in a Non-Concrete Barrier (I503)

Life Safety Damper Installation

Office

School

UL 555 Damper Fire Test

UL 555 Duct Impact Test

UL 555 Three-Sided Retaining Angle Installation

UL Floor/Ceiling Design I503 - Benefits of using Combination Fire/Smoke Dampers