CANNON FABRICATION HORIZONTAL ECONOMIZER

CANNON FABRICATION HORIZONTAL ECONOMIZER, HEAVY GAUGE GALVANIZED STEEL CONSTRUCTION, GEAR DRIVEN DAMPER BLADES, CAPABLE OF APPROXIMATE 75% TO 100% RELIEF, LOW LEAK OUTSIDE AIR DAMPER, DIMS:21 3/4"H X 20 1/2"W X 28 1/2"L, WEIGHT:46 LBS 4 OZ, IN MFG BOX, MADE IN USA.