• 4⅞” Deep

• 1½ Hour

• Vertical or Horizontal Mount

• Dynamic Fire Damper

Frame

Blade

Fusible Link

Closure Springs

​

​Finish

: 22-GA galvanised steel, one-piece roll-formed

: 22-GA galvanised steel, curtain type

: UL-Listed 165°F​

: Heat-treated Type 301 SS Constant force coiled negator type

: Mill

17D : 1.5 Hrs, Dynamic

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• 4⅞” Deep

• 3 Hour

• Vertical or Horizontal Mount

• Dynamic Fire Damper

Frame

Blade

Fusible Link

Closure Springs

​

​Finish

: 22-GA galvanised steel, one-piece roll-formed

: 22-GA galvanised steel, curtain type

: UL-Listed 165°F​

: Heat-treated Type 301 SS Constant force coiled negator type

: Mill

38D : 3 Hrs, Dynamic

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• 4⅞” Deep

• 1½ Hour

• Vertical or Horizontal Mount

• Static Fire Damper

Frame

Blade

Fusible Link

Closure Springs

​

​Finish

: 22-GA galvanised steel, one-piece roll-formed

: 22-GA galvanised steel, curtain type

: UL-Listed 165°F​

: Heat-treated Type 301 SS Constant force coiled negator type

: Mill

17S : 1.5 Hrs, Static

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• 4⅞” Deep

• 3 Hour

• Vertical or Horizontal Mount

• Static Fire Damper

Frame

Blade

Fusible Link

Closure Springs

​

​Finish

: 22-GA galvanised steel, one-piece roll-formed

: 22-GA galvanised steel, curtain type

: UL-Listed 165°F​

: Heat-treated Type 301 SS Constant force coiled negator type (Horizontal Models Only)

: Mill

38S : 3 Hrs, Static

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• Combination Fire / Smoke Damper

• Class I

• 250°F or 350°F 

•  1½ Hour

• Galvanized Steel 

• Airfoil Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 20-GA Double skin ( equivalent to 14-GA )

: Airfoil type

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

MA1

Read More

• Combination Fire / Smoke Damper

• Class II

• 250°F or 350°F 

•  1½ Hour

• Galvanized Steel 

• Airfoil Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 20-GA Double skin ( equivalent to 14-GA )

: Airfoil type

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

MA2

Read More

• Combination Fire / Smoke Damper

• Class I

• 250°F or 350°F 

• 3 Hour

• Galvanized Steel 

• Airfoil Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 20-GA Double skin ( equivalent to 14-GA )

: Airfoil type

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

LA1

Read More

• Combination Fire / Smoke Damper

• Class II

• 250°F or 350°F 

• 3 Hour

• Galvanized Steel 

• Airfoil Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 20-GA Double skin ( equivalent to 14-GA )

: Airfoil type

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

LA2

Read More

• Combination Fire / Smoke Damper

• Class I

• 250°F or 350°F 

•  1½ Hour

• Galvanized Steel 

• Single Thickness Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 16 -GA Double skin ( equivalent to 14-GA )

: Single Thickness Blade

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

MS1

Read More

• Combination Fire / Smoke Damper

• Class II

• 250°F or 350°F 

•  1½ Hour

• Galvanized Steel

• Single Thickness Blade 

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 16 -GA Double skin ( equivalent to 14-GA )

: Single Thickness Blade

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

MS2

Read More

• Combination Fire / Smoke Damper

• Class I

• 250°F or 350°F 

• 3 Hour

• Galvanized Steel 

• Single Thickness Blade 

• UL Classified Damper

MT1

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 16 -GA Double skin ( equivalent to 14-GA )

: Single Thickness Blade

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC)

Read More

• Combination Fire / Smoke Damper

• Class II

• 250°F or 350°F 

• 3 Hour

• Galvanized Steel 

• Single Thickness Blade 

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

Closure Device

Closure Temp.

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 16 -GA Double skin ( equivalent to 14-GA )

: Single Thickness Blade

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

: Electric heat responsive device

: 165º F (73ºC

MT2

Read More

• Smoke Damper

• Leakage Class I

• 250°F or 350°F 

• Galvanized Steel 

• Airfoil Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 20-GA Double skin ( equivalent to 14-GA )

: Airfoil type

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

KA1

Read More

• Smoke Damper

• Leakage Class I

• 250°F or 350°F 

• Galvanized Steel 

• Airfoil Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 20-GA Double skin ( equivalent to 14-GA )

: Airfoil type

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

KA2

Read More

• Smoke Damper

• Class I

• 250°F or 350°F 

• Galvanized Steel 

• Single Thickness Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 16-GA Single Thickness Parallel action

: Single Thickness Blade

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

K1H

Read More

• Smoke Damper

• Class II

• 250°F or 350°F 

• Galvanized Steel 

• Single Thickness Blade

• UL Classified Damper

Frame

Frame Type

Blade 

Blade Type

Axle materials

Axle Bearings

Linkage

​

Blade Seal

Jamb Seal

: 16-GA galvanized steel

: 5½" X ⅞" Galvanized steel Hat Channel

: 16-GA Single Thickness Parallel action

: Single Thickness Blade

: Plated Solid Steel stub

: Oil impregnated bronze

: Plated steel angle & crank plates with stainless steel
pivots; In-jamb type or on-blade type

: Silicone

: Stainless steel

K2H

Read More