.... > ....Products > HVAC > Galvanized Duct, Pipe, Fittings and Elbows > Base Cans, Plenums, Filter Frames and Filter Bases > Base Cans > Standard Base Can, 21-1/2 x 28-1/4 in, 26 ga, 21-1/2 in L, 28-1/4 in W
