MOTORIZED SMOKE FIRE DAMPER
1 1/2 HRS & 3 HRS UL CLASSIFIED
MOTORIZED SMOKE FIRE DAMPER
1 1/2 HRS & 3 HRS UL CLASSIFIED
MOTORIZED SMOKE FIRE DAMPER
1 1/2 HRS & 3 HRS UL CLASSIFIED
FIRE DAMPER (CURTAIN TYPE)
1 1/2 HRS & 3 HRS UL CLASSIFIED
FIRE DAMPER (CURTAIN TYPE)
1 1/2 HRS & 3 HRS UL CLASSIFIED
CROSS TALK SOUND ATTENUATOR
Z TYPE
SOUND ATTENUATION (STRAIGHT TYPE)
STRAIGHT TYPE