1 Gang Masonry Box 3-1/2 in. deep 21 cu. in. On multi-gang boxes, lateral spacing between mounting holes is 1-13/16 in.

Type: Masonry Boxes and Accessories
Number of Gangs: 1
T&B UPC: 62253805630
T&B Status: M
Material: Steel
Dimension Information
Depth (in.): 3-1/2
Dimensions H x W x D (in.): 3-3/4 x 2 x 3-1/2
Volume (cu. in.): 21
Knockouts 1/2" bottom: 2
Knockouts 1/2" ends: 3
Knockouts 3/4'' ends: 3
Knockouts 1/2" sides: 8
Knockouts 3/4" sides: 8
Knockouts 3/4" bottom: 2