12 X 24 DAMPER WITH MOUNTING PLATES AND LINKAGE

12" X 24" ZONE DAMPER W/MOUNTING PLATE AND LINKAGE, DAMPER DIMS:12-1/2"H X 24"W, MOUNTING PLATE DIMS:5"H X 15"W, OVERALL WEIGHT:6 LBS 8.8 OZ, ORIGIN:USA, IN MFG BOX