FSD-111-1-PB-B114LP 18X18 FIRE/SMOKE DAMPER 18" WIDE x 18" HIGH INCLUDES: >ACT-GGD221.U EXTERNAL MOUNT 120VAC ACTUATOR >165 DEGREE FUSIBLE LINK >B114LP UL268A LISTED SMOKE DTCTR (FACTORY MOUNTED) >SLAC-A 20" 22 GAUGE SLEEVE LLOYD