Medium Duty Backdraft Dampers
-----BD-40------- Backdraft Damper (Medium Duty)  
-----BD-44 -------Adjustable Counterbalanced Backdraft Damper (Medium Duty)  
Heavy Duty Backdraft Damper  
-----BD-84 -------Adjustable Counterbalanced Backdraft Damper (Heavy Duty)
Manual Balancing Dampers
--Cable-Operated
-----RCS-10 ------------------- Remote Control Cable Operated Damper (Single Blade)
-----RCS-10R ----- ----------- Remote Control Cable Operated Damper (Round)
-----RCS-42 ------------------- Remote Control Cable Operated Damper (3-V Blade)
--Quadrant Operated
-----AC-10 -------------------- Manual Balancing Damper (Round)
-----AC-10R ------- ---------- Manual Balancing Damper (Rectangular)
-----MD-41 and MD-42 -- Manual Balancing Damper (3-V Parallel or Opposed)
--Installation Instructions
-----RCS-10, RCS-10R and RCS-42  
Commercial
Control Dampers
--True Round Blade
-----AC-21R & AC-22-R Control Damper (Single or Opposed Round Blade)
-----AC-25R Low Leakage Control Damper (Round Blade)
--Triple-V Blade
-----AC-41 & AC-42 Control Damper (3-V Parallel or Opposed Blade)
--Airfoil Blade  
-----AC-45 & AC-46 Control Damper (Airfoil Blade)
-----AC-51& AC-52 Control Damper (Aluminum Airfoil Blade)
--Mixing Damper
-----MX-30 Mixing Damper (Top-Bottom)
-----MX-32 Mixing Damper (Side-by-Side)
-----MX-40 Mixing Damper (Multi-Zone)
--Installation Instructions
-----Direct Drive
-----Multiple Sections
Industrial Dampers  
--True Round Blade  
-----AC-81R Industrial Control Damper (Round Blade)
--Triple-V Blade  
-----AC-81 & AC-82 Industrial Control Damper (1.2" Axle, 3-V Parallel or Opposed Blade)
-----AC-83 & AC 84 Industrial Control Damper (3/4" Axle, 3-V Parallel or Opposed Blade)
-----AC-85 & AC-86 Industrial Control Damper (1" Axle, 3-V Parallel or Opposed Blade)
Vision Screens
-----HJ-445 4" Deep, Horizontal Inverted J-Blade, Extruded Aluminum Sight Screen
-----HJ-645 6" Deep, Horizontal Inverted J-Blade, Extruded Aluminum Sight Screen
-----HT-401 4" Deep, Horizontal Airfoil Tube Blade, Extruded Aluminum Sight Screen
-----HZ-200 2-1/4" Deep, Horizontal Cladding, Extrudeed Aluminum Sight Screen
-----VT-250 2-1/2" Deep, Vertical Cladding, Extruded Aluminum Sight Screen
-----VT-654 4" Deep, Vertical Cladding, Extruded Aluminum Sight Screen
-----VV-400 4" Deep, Vertical V-Blade, Extruded Aluminum Sight Screen
-----VV-500 5" Deep, Vertical V-Blade, Extruded Aluminum Sight Screen
Extruded Aluminum
Narrow Line Blade
-----EJ-245 2" Deep, 45o J-Blade, Extruded Aluminum Louver
-----EY-245 2" Deep 45o Inverted Y-Blade, Extruded Aluminum Louver
Stationary Louvers
-----ED-245 2" Deep, 45o Drainable Blade, Extruded Aluminum Louver
-----ED-545 5" Deep, 45o Horizontal Blade, Extruded Aluminum Louver
-----ED-745 7" Deep, Horizontal Blade, Extruded Aluminum Louver
-----EV-645 6" Deep, Vertical Blade, Wind Driven Rain Certified, Extruded Aluminum Louver
-----ED-435 4" Deep, 35o Drainable Blade, Extruded Aluminum Louver
-----ED-437 4" Deep, 37-1/2o Drainable Blade, Extruded Aluminum Louver
-----ED-445 4" Deep, 45o Drainable Blade, Extruded Aluminum Louver
-----ED-637 6" Deep, 37-1/2o Drainable Blade, Extruded Aluminum Louver
-----ED-645 6" Deep, 45o Drainable Blade, Extruded Aluminum Louver
-----EJ-430 4" Deep, 30o J-Blade, Extruded Aluminum Louver
-----EJ-437 4" Deep, 37-1/2o J-Blade, Extruded Aluminum Louver
-----EJ-445 4" Deep, 45o J-Blade, Extruded Aluminum Louver
-----EJ-645 6" Deep, 45o J-Blade, Extruded Aluminum Louver
-----EK-430 4" Deep, 30o K-Blade, Extruded Aluminum Louver
-----EK-437 4" Deep 37-1/2o K-Blad, Extruded Aluminum Louver
-----EK-445 4" Deep, 45o K-Blade. Extruded Aluminum Louver
-----EK-637 6" Deep, 37-1/2o K-Blade, Extruded Aluminum Louver
-----EY-445 4" Deep, 45o Inverted Y-Blade, Extruded Aluminum Louver
Combination and
Operable Louvers
-----EE-445 4" Deep, 45o J-Blade with Integral Exhaust BD, Extruded Aluminum Louver
-----EI-445 4" Deep, 45o J-Blade with Integral Intake BD, Extruded Aluminum Louver
-----EO-445 4" Deep, 45o Operable Drainable Blade, Extruded Aluminum Louver
-----EX-645 6" Deep, 45o Combination Drainable Blade, Extruded Aluminum Louver
Fabricated
Stationary Louvers
-----SD-445 4" Deep, 45o Drainable Blade, Formed Metal Louver
-----SD-635 6" Deep, 35o Drainable Blade,Formed Metal Louver
-----SJ-245 2" Deep, 45o J-Blade, Formed Metal Louver
-----SJ-430 4" Deep, 30o J-Blade, Formed Metal Louver
-----SJ-445 4" Deep, 45o J-Blade, Formed Metal Louver
-----SJ-630 6" Deep, 30o J-Blade, Formed Metal Louver
-----SJ-645 6" Deep, 45o J-Blade, Formed Metal Louver
-----SK-445 4" Deep, 45o K-Blade. Formed Metal Louver
-----SK-645 6" Deep, 45o K-Blade, Formed Metal Blade
-----SV-445 4" Deep, 45oInverted V-Blade, Formed Metal Louver
Combination and
Operable Louvers
-----SE-245 2" Deep, 45o J-Blade With Exhaust BD, Formed Metal Louver
-----SE-445 4" Deep, 45o J-Blade With Exhaust BD, Formed Metal Louver
-----SI-445 4" Deep, 45o J-Blade With Intake BD, Formed Metal Louver
-----SOJ-445 4" Deep, 45o Operable J-Blade, Formed Metal Louver
Acoustical Louvers
-----EAA-845 8" Deep, 45o Airfoil Blade, Extruded Aluminum Acoustical Louver
-----EAJ-437 4" Deep, 37o Insulated J-Blade, Extruded Aluminum Acoustical Louver
-----EAJ-637 6" Deep, 37o Insulated J-Blade, Extruded Aluminum Acoustical Louver
-----FAA-1245 12" Deep, 45o Airfoil Blade, Steel Acoustical Louver
-----SAJ-835 8" Deep, 35o J-Blade, Acoustical Louver
-----SAJ-1235 12" Deep 35o J-Blade, Acoustical Louver
Penthouses
-----EFD-637-MD-PH 6" Deep, 37-1/2o Drainable Blade, Miami Dade Certified, Extruded Aluminum Penthouse
-----EPJ-445 4" Deep, 45o J-Blade, Extruded Aluminum Penthouse
Ceiling Radiation Dampers
Butterfly Style Blade
-----RD2 Ceiling Radiation Damper (Butterfly Style Blade)
-----RD4 Ceiling Radiation Damper (Low-Profile Blade)
-----RD2-R Round Ceiling Radiation Damper (Butterfly Style Blade)
-----RD2-SB Ceiling Radiation Damper (Single Blade)
Curtain Style Blade
-----RD8 Ceiling Radiation Damper (Curtain Style Blade)
Wood Truss Systems
-----RD521 Ceiling Radiation Damper (Wood Truss)
-----RD521-BT Ceiling Radiation Damper (Wood Truss-R-6 Top Connection)
-----RD521-IP Ceiling Radiation Damper (Wood Truss-R-6 Side Connection)
Installation Instructions
-----RD2
-----RD4
-----RD2-R
-----RD2-SB
-----RD8
-----RD521
-----RD521-BT  
-----RD521-IP  
Dynamic Fire Dampers
1-1/2 Hr Rated
 
Curtain Style Blade  
-----FD4DA --------1-1/2 Hr Dynamic Curtain Fire Damper (Style A)
-----FD4DB --------1-1/2 Hr Dynamic Curtain Fire Damper (Style B)
-----FD4DC --------1-1/2 Hr Dynamic Curtain Fire Damper (Style C)
Integral Mounting Angle  
-----FD4D-IMA ----1-1/2 Hr Dynamic Curtain Fire Damper with Integral Mounting Angle (Style A)  
-----FD4D-IMB ----1-1/2 Hr Dynamic Curtain Fire Damper with Integral Mounting Angle (Style B)
Triple-V Blade  
-----FD-120 --------- ---- 1-1/2 Hr Dynamic 3-V Blade Fire Damper
-----FD-120-OP ---------1-1/2 Hr - Out of Partition - Dynamic Curtain Fire Damper
Airfoil Blade  
-----FD-180 ------------- -1-1/2 Hr Dynamic Airfoil Blade Fire Damper
Installation Instructions
-----FD4D (Vertical)
-----FD4D (Horizontal)
-----FD4D-IM
-----FD-120  
-----FD-120-OP  
-----FD-180  
-----Operation and Maintenance  
-----Single Side Mounting Angles  
-----Wood Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Cavity Shaftwall Partitions  
---- Tunnel-Type Corridor Ceiling  
---- Wood Stud in Tunnel-Type Corridor Ceilings  
--- -Metal Stud in Tunnel-Type Corridor Ceilings  
---- Out-of-Partition Tunnel-Type Corridor Ceilings  
-----Steel Mullion  
-----Sleeve Termination
Dynamic Fire Dampers
3 Hr Rated
 
Curtain Style Blade  
-----FD4D-3A 3 Hr Dynamic Curtain Fire Damper (Style A)
-----FD4D-3B 3 Hr Dynamic Curtain Fire Damper (Style B)
-----FD4D-3C 3 Hr Dynamic Curtain Fire Damper (Style C)
Triple-V Blade  
-----FD-320 3 Hr Dynamic 3-V Blade Fire Damper
Installation Instructions  
-----FD4D-3
-----FD-320  
-----Operation and Maintenance
Static Fire Dampers
1-1/2Hr Rated
 
Curtain Style Blade  
-----FD4A ---------1-1/2 Hr Curtain Fire Damper (Style A)
-----FD4B ---------1-1/2 Hr Curtain Fire Damper (Style B)
-----FD4C ---------1-1/2 Hr Curtain Fire Damper (Style C)
-----FD2A- - - 1-1/2 Hr Thinline Curtain Fire Damper (Style A)
-----FD2B - -- 1-1/2 Hr Thinline Curtain Fire Damper (Style B)
Integral Mounting Angle  
-----FD4-IMA -----1-1/2 Hr Curtain Fire Damper with Integral Mounting Angle (Style A)
-----FD4-IMB----- 1-1/2 Hr Curtain Fire Damper with Integral Mounting Angle (Style B)
True Round Blade  
-----FD-15R - - - - - - 1-1/2 Hr True-Round Fire Damper
Installation Instructions  
-----FD4 (Vertical)  
-----FD4 (Horizontal)  
-----FD2  
-----FD4-IM  
-----FD15R  
-----Operation and Maintenance  
-----Single Side Mounting Angles  
-----Wood Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Cavity Shaftwall Partitions  
---- Tunnel-Type Corridor Ceiling  
---- Wood Stud in Tunnel-Type Corridor Ceilings  
--- -Metal Stud in Tunnel-Type Corridor Ceilings  
---- Out-of-Partition Tunnel-Type Corridor Ceilings  
-----Steel Mullion  
-----Sleeve Terminations  
Combination Fire-Smoke Dampers
1-1/2 Hr Rated
 
True Round Blade  
--Class 2  
-----FSD-125R - - - - 1-1/2 Hr, Class 1 Combination Fire-Smoke Damper (True Round Blade)  
Triple-V Blade  
--Class 1  
-----FSD-121 ------- - 1-1/2 Hr, Class 1 Combination Fire-Smoke Damper (3-V Blade)
-----FSD-121-OP-----1-1/2 Hr, Class 1 - Out of Partition - Combinationa Fire-Smoke Damper (3-V Blade)
-----FSD-121-SP----- 1-1/2 Hr, Class 1 - Side Panel - Combination Fire-Smoke Damper (3-V Blade)
--Class 2  
-----FSD-122 - - - - - -1-1/2 Hr, Class 2 Combination Fire-Smoke Damper (3-V Blade)
-----FSD-122-OP-----1-1/2 Hr, Class 2 - Out of Partition - Combination Fire-Smoke Damper (3-V Blade)
-----FSD-122-SP----- 1-1/2 Hr, Class 2 - Side Panel - Combination Fire-Smoke Damper (3-V Blade)
--Class 3  
-----FSD-123 - - - - - -1-1/2 Hr, Class 3 Combination Fire-Smoke Damper (3-V Blade)
-----FSD-123-OP-----1-1/2 Hr, Class 3 - Out of Partition - Combination Fire-Smoke Damper (3-V Blade)
Airfoil Blade  
--Class 1  
-----FSD-181 - - - - - -1-1/2 Hr, Class 1 Combination Fire-Smoke Damper (Airfoil Blade)
-----FSD-181-SP---- -1-1/2 Hr, Class 1 - Side Panel - Combination Fire-Smoke Damper (Airfoil Blade)
Corridor Damper  
--Class 1  
-----FSD-131 - - - - - -Class 1 Corridor Combination Fire-Smoke Damper (3-V Blade)
-----FSD-131-OP-----Class 1 - Out of Partition - Combination Fire-Smoke Damper (3-V Blade)
--Class 2  
-----FSD-132 - - - - - -Class 2 Corridor Fire-Smoke Damper (3-V Blade)
-----FSD-132-OP-----Class 2 - Out of Partition - Corridor Fire-Smoke Damper (3-V Blade)
Fire Closure Devices  
-----HS-10----- ------ - Single Temperature Fire Closure Device
-----DRS-30------------2-Temperature Fire Closure Device
Indicator Switch Package  
-----PI-50 - - - - - - - - Dual Position Indicator Switch  
Remote Control Panels  
-----RCP-1, RCP-10 and RCP-20 - - - - -Single, 10 and 20 Station Remote Control Panel  
Installation Instructions  
-----FSD-125R  
-----FSD-121
-----FSD-121-OP  
-----FSD-121-SP  
-----FSD-122  
-----FSD-122-OP  
-----FSD-122-SP  
-----FSD-123  
-----FSD-181  
-----FSD-181-SP  
-----FSD-131
-----FSD-131-OP  
-----FSD-132  
-----FSD-132-OP  
-----Operation and Maintenance  
-----Single Side Mounting Angles  
-----Wood Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Drywall Partitions  
-----Metal Stud in Cavity Shaftwall Partitions  
---- Tunnel-Type Corridor Ceiling  
---- Wood Stud in Tunnel-Type Corridor Ceilings  
--- -Metal Stud in Tunnel-Type Corridor Ceilings  
---- Out-of-Partition Tunnel-Type Corridor Ceilings  
-----Steel Mullion  
-----Sleeve Terminations  
-----Default Electric Actuator Arrangement - 120 Series  
-----Default Electric Actuator Arrangement - 181  
 
Combination Fire-Smoke Dampers
3Hr Rated
 
----FSD-321----- --3 Hr, Class 1 Combination Fire-Smoke Damper (3-V Blade)
-----FSD-322----- --3 Hr, Class 2 Combination Fire-Smoke Damper (3-V Blade)
-----FSD-323----- --3 Hr, Class 3 Combination Fire-Smoke Damper (3-V Blade)
Fire Closure Devices  
-----HS-10----- -- ---Single Temperature Fire Closure Device
-----DRS-30------ ---2-Temperature Fire Closure Device
Indicator Switch Package  
-----PI-50 - - - - - - -Dual Position Indicator Switch  
Remote Control Panels  
-----RCP-1, RCP-10 and RCP-20- - - - -Single, 10 and 20 Station Remote Control Panel  
Installation Instructions  
-----FSD-321  
-----FSD-322  
-----FSD-323  
-----Operation and Maintenance
Smoke Dampers  
Triple-V Blade  
-----SD-121-------------- Class 1 Smoke Damper (3-V Blade)
-----SD-122---------------Class 2 Smoke Damper (3-V Blade)
-----SD-123---------------Class 3 Smoke Damper (3-V Blade)
Airfoil Blade  
-----SD-181---------------Class 1 Smoke Damper (Airfoil Blade)  
True Round Blade  
-----SD-25R---- ----------Class 1 Smoke Damper (True Round Blade)
Indicator Switch Package  
-----PI-50---- - - - - - - - -Dual Position Indicator Switch  
Installation Instructions  
-----SD-121
-----SD-122  
-----SD-123  
-----SD-181  
-----SD25R  
-----Operation and Maintenance
Installation Instructions - Ceiling Radiation Dampers  
----RD2
-----RD4  
-----RD2-R  
-----RD2-SB  
-----RD8  
-----RD521
-----RD521-BT
-----RD521-IP  
Combination Fire-Smoke Dampers - 1-1/2 Hr Rated - Installation Instructions  
-----FSD-125R  
-----FSD-121  
-----FSD-121-OP  
-----FSD-121-SP  
-----FSD-122  
-----FSD-122-OP  
-----FSD-122-SP  
-----FSD-123  
-----FSD-123-OP  
-----FSD-181  
-----FSD-181-SP  
-----FSD-131  
-----FSD-131-OP  
-----FSD-132  
-----FSD-132-OP  
-----Operation and Maintenance  
-----Single Side Mounting Angles  
-----Wood Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Drywall Partitions  
-----Metal Stud in Cavity Shaftwall Partitions  
---- Tunnel-Type Corridor Ceiling  
---- Wood Stud in Tunnel-Type Corridor Ceilings  
--- -Metal Stud in Tunnel-Type Corridor Ceilings  
---- Out-of-Partition Tunnel-Type Corridor Ceilings  
-----Steel Mullion  
-----Sleeve Terminations  
-----Default Electric Actuator Arrangement - 120 Series  
-----Default Electric Actuator Arrangement - 181  
Combination Fire-Smoke Dampers- 3 Hr Rated - Installation Instructions  
-----FSD-321  
-----FSD-322  
-----FSD-323  
-----Operation and Maintenance  
Smoke Dampers- Installation Instructions  
-----SD-121  
-----SD-122  
-----SD-123  
-----SD-181  
-----SD25R
-----Operation and Maintenance  
Dynamic Fire Dampers - 1-1/2 Hr Rated - Installation Instructions
-----FD4D (Vertical)
-----FD4D (Horizontal)
-----FD4D-IM  
-----FD-120  
-----FD-120-OP  
-----FD-180  
-----Operation and Maintenance  
-----Single Side Mounting Angles  
-----Wood Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Cavity Shaftwall Partitions  
---- Tunnel-Type Corridor Ceiling  
---- Wood Stud in Tunnel-Type Corridor Ceilings  
--- -Metal Stud in Tunnel-Type Corridor Ceilings  
---- Out-of-Partition Tunnel-Type Corridor Ceilings  
-----Steel Mullion  
-----Sleeve Termination  
Dynamic Fire Dampers - 3 Hr Rated - Installation Instructions  
-----FD4D-3  
-----FD-320  
-----Operation and Maintenance  
Static Fire Dampers - 1-1/2Hr Rated - Installation Instructions  
-----FD4 (Vertical)  
-----FD4 (Horizontal)  
-----FD2  
-----FD4-IM  
-----FD15R  
-----Operation and Maintenance  
-----Single Side Mounting Angles  
-----Wood Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Drywall Partitions  
-----Metal Stud Framing in Cavity Shaftwall Partitions  
---- Tunnel-Type Corridor Ceiling  
---- Wood Stud in Tunnel-Type Corridor Ceilings  
--- -Metal Stud in Tunnel-Type Corridor Ceilings  
---- Out-of-Partition Tunnel-Type Corridor Ceilings  
-----Steel Mullion  
-----Sleeve Terminations  
Static Fire Dampers - 3Hr Rated - Installation Instructions  
-----FD4-3  
-----FD35R  
-----Operation and Maintenance  
Access Panels
-----PW --------------------- Access Panel (Plaster Frame)
-----TM and TMS ------- Access Panel (Flush Mount) (Stainless Steel)
-----WB ----------------- --- Access Panel (Drywall Bead)
Fire Rated
-----FD ---------------------- Fire Rated Access Panel
Installation Instructions
-----Model FD Fire Rated Panel
Equipment Access Doors  
-----WAD -----------Walk-In Access Door
-----OAD ------------Open-In Access Door  
Duct Access Doors
Square/Rect. Duct
-----HAD and CAD -----Duct Access Door (Hinge and Cam Type)
-----DM -------------------- Duct Access Door (Sandwich Type)
Round Duct
-----RAD ------------------Round Duct Access Door (Hinge Type)
-----DMR ----------------- Round Duct Access Door (Sandwich Type)
Grease or High Temperature Duct
-----DM-HT-1000 ------Grease Duct Access Door (1000o F Rated)
-----DM-HT-2300 ------Grease Duct Access Door (2300o F Rated)
Pressure Relief
-----NPR-BI --------------Pressure Relief Door (Blow-In)
-----PPR-BO ----------- Pressure Relief Door (Blow-Out)  
Accessories  
Duct Smoke Detectors  
-----DH-100 ---------Duct Mounted Smoke Detector (100-4000 fpm) (Photoelectric)
-----2151- ------------Duct Mounted Smoke Detector (0-3000 fpm) (Photoelectric)
Remote Control