1 Pc, 4 Square Chicago Plenum Junction Box, 2-1/8 in. Deep, (4) 1 in. and (4) 3/4 in. Side Knockouts, 0.0625 Galvanized Steel
$26.07
Chicago Plenum, 2-1/8in deep, 4in square drawn boxes with air tight (4) 1in & (4) 3/4in side knockouts and (3) 1/2in & (2) 3/4in bottom knockouts are insta