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Our Products

Balancing/Regulating Dampers
Precision/Flow™ Regulators
Remote Control Bowden Cable System
Remote Control Power/Balance™ System
Remote Control Twisting Cable System
Control & Backdraft Dampers
Backdraft Dampers
IRIS Damper
Rectangular Dampers
Round Dampers
Small Motorized Rectangular Dampers
Small Motorized Round Dampers
Doors
Access Doors
Plenum Access Doors
Drop Plenum Diffusers
Industrial Dampers
Blast Dampers
Industrial Backdraft Dampers
Rectangular Industrial Dampers
Round Industrial Dampers
Life Safety Dampers
Ceiling Radiation (Fire) Dampers
Combination Fire/Smoke Dampers
Dynamic Fire Dampers
Smoke Dampers
Static Fire Dampers
Louvers
Acoustical Louvers
Adjustable Louvers
Blast Louvers
Brick & Flood Vents
Combination Louver/Damper
Dade County Hurricane Louvers
Equipment Screens
FEMA 361 Louver/Grille
Fixed Louvers
PTAC Grilles
Wind-Driven Rain / Sand Louvers
Misc. Products
Control Damper Act.
Duct Smoke Detectors
Life Safety Actuators
Plenums
Security Bars & Grilles
VAV Terminals
Penthouses
Roof Curbs and Rails
Conventional Curbs
Conventional Rails
Curb Adapters
Metal Building Curbs
Metal Building Rails
Sunshades
Vent Hoods
Vent Hoods
Wall Intake Hoods

Combination Fire/Smoke Dampers

Combination Fire/Smoke dampers are low leak damper and actuator assemblies that have passed the UL555 and UL555S test requirements.

F/S-RD-I

True round, combination fire/smoke damper, Class I
True round, combination fire/smoke damper, Class I

Application

Model F/S-RD-I True Round Fire/Smoke Dampers is the ideal choice when round duct is used on a project. U.L.555S/U.L.C. S112.1 rating shall be Class I with leakage in cfm per sq. ft. not to exceed 8 cfm per sq. ft.at 4.0 inches static pressure.
Product Information
More Combination Fire/Smoke Dampers
Combination fire/smoke damper, 3V blade, Class I
F/S-3V-I
Combination fire/smoke damper, 3V blade, Class I
Combination fire/smoke damper, 3V blade, Class II
F/S-3V-II
Combination fire/smoke damper, 3V blade, Class II
Front access, combination fire/smoke damper, 3V blade, Class I
F/S-3V-FA-I
Front access, combination fire/smoke damper, 3V blade, Class I
Front access, combination fire/smoke damper, 3V blade, Class II
F/S-3V-FA-II
Front access, combination fire/smoke damper, 3V blade, Class II
Out of wall, combination fire/smoke damper, 3V blade, Class I
F/S-3V-OW-I
Out of wall, combination fire/smoke damper, 3V blade, Class I
Out of wall, combination fire/smoke damper, 3V blade, Class II
F/S-3V-OW-II
Out of wall, combination fire/smoke damper, 3V blade, Class II
Combination fire/smoke damper, Airfoil blade, Class I
F/S-AF-I
Combination fire/smoke damper, Airfoil blade, Class I
Combination fire/smoke damper, Airfoil blade, Class II
F/S-AF-II
Combination fire/smoke damper, Airfoil blade, Class II
Front access, combination fire/smoke damper, Airfoil blade, Class I
F/S-AF-FA-I
Front access, combination fire/smoke damper, Airfoil blade, Class I
Front access, combination fire/smoke damper, Airfoil blade, Class II
F/S-AF-FA-II
Front access, combination fire/smoke damper, Airfoil blade, Class II
Out of wall, combination fire/smoke damper, Airfoil blade, Class I
F/S-AF-OW-I
Out of wall, combination fire/smoke damper, Airfoil blade, Class I
Out of wall, combination fire/smoke damper, Airfoil blade, Class II
F/S-AF-OW-II
Out of wall, combination fire/smoke damper, Airfoil blade, Class II
True round, combination fire/smoke damper, Class II
F/S-RD-II
True round, combination fire/smoke damper, Class II
Combination fire/smoke damper, Corridor install, 3V blade, Class I
F/S-3V-CR-I
Combination fire/smoke damper, Corridor install, 3V blade, Class I
Combination fire/smoke damper, Corridor install, 3V blade, Class II
F/S-3V-CR-II
Combination fire/smoke damper, Corridor install, 3V blade, Class II
Airfoil Blade Modulating Fire/Smoke Damper, Class 1*
F/S-AFM-OB-I & AFM-OB-3-I
Airfoil Blade Modulating Fire/Smoke Damper, Class 1*