LA1

Class I 3hr Airfoil Blade Fire/Smoke Damper LA2

Class II 3hr Airfoil Blade Fire/Smoke Damper LA2M

Class II 3hr Airfoil Blade Modulating Fire/Smoke Damper MA1

Class I 1 ½hr Airfoil Blade Fire/Smoke Damper MA2

Class II 1 ½hr Airfoil Blade Fire/Smoke Damper MA2M

Class II 1 ½hr Airfoil Blade Modulating Fire/Smoke Damper MA1GF

Class I Front Access Grille 1 ½hr Airfoil Blade Fire/Smoke Damper MA2GF

Class II Front Access Grille 1 ½hr Airfoil Blade Fire/Smoke Damper MR1

Mini Class I 1 ½hr Single Thickness Blade Fire/Smoke Damper MR2

Mini Class II 1 ½hr Single Thickness Blade Fire/Smoke Damper MS1

Class I 1 ½hr Single Thickness Blade Fire/Smoke Damper MS2

Class II 1 ½hr Single Thickness Blade Fire/Smoke Damper MS1(SS)

Class I Stainless Steel 1 ½hr Single Thickness Blade Fire/Smoke Damper MS2(SS)

Class II Stainless Steel 1 ½hr Single Thickness Blade Fire/Smoke Damper MS2C

Class II Tunnel-Type Corridor Ceiling Fire/Smoke Damper MS1GF

Class I Front Access Grille 1 ½ hr Fire/Smoke Damper MS2GF

Class II Front Access Grille 1 ½hr Fire/Smoke Damper MT1

Class I 3hr Single Thickness Blade Fire/Smoke Damper MT2

Class II 3hr Single Thickness Blade Fire/Smoke Damper RM

Class I True Round Fire/Smoke Damper