KA1

Class I Airfoil Blade Smoke Damper KA2

Class II Airfoil Blade Smoke Damper KA2M

Class II Airfoil Blade Modulating Smoke Damper KH1

Class I Single Thickness Blade Smoke Damper KH1(SS)

Class I Stainless Steel Single Thickness Blade Smoke Damper KH2

Class II Single Thickness Blade Smoke Damper KH2(SS)

Class II Stainless Steel Single Thickness Blade Smoke Damper KR1

Mini Class I Single Thickness Blade Smoke Damper KR2

Mini Class II Single Thickness Blade Smoke Damper RK

True Round Class I Smoke Damper