Thru-Wall Box for Concrete Block, 53 Cubic Inches, 3-11/16 Inches Long x 2-1/8 Inches Wide x 7-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Concentric Knockouts, Galvanized Steel, For use with Concrete Block
Thru-Wall Box for Concrete Block, 53 Cubic Inches, 3-11/16 Inches Long x 2-1/8 Inches Wide x 7-1/2 Inches Deep, 1/2 Inch and 3/4 Inch Concentric Knockouts, Galvanized Steel, For use with Concrete Block