24" T-BAR SUPPLY DIFFUSER PERFORATED CURVE BLADED, COLLAR:8" ROUND, MATERIAL:PERFORATED STEEL, 4-WAT DEFLECTION, HINGED PERFORATED FACE, OVERALL DIMS:23 3/4"  SQUARE X 4 1/2 " THICK, WEIGHT:7 LBS 6 OZS IN MANUFACTURERS BOX, MADE IN VIETNAM.     ** SOLD 2 PER BOX**