RACO, 689, Masonry Box, Gangable, 1 Outlets, 1 Gangs, 11 Knockouts, 1/2 in, 3/4 in Knockout, Knockout Cable Entry, Rectangle Shape, Threaded Mounting, 22.5 cu-in Capacity, Steel, Pre-Galvanized, Silver, 3-3/4 in H x 1-15/16 in W x 3-1/2 in D Dimensions
Forward mounted grounding provision allows for easy installation of grounding pigtail
Screw-on/nail-on mounting
Steel voltage partition No.675 fits 2-1/2 in and No. 676 fits 3-1/2 in depth
Gangable design allows installer to build unlimited number of gangs to hold multiple devices
Rectangular shape fits square cuts in block
Device ears inside the box prevent mortar from getting in the device holes
Ground is located near the front of the box for installer's convenience
Supplied with ten 1/2 and 3/4 in concentric knockouts
Rugged welded design does not fall apart during construction
Standard wall plates can be used
Gangable design allows construction of multiple gang box from one product
Designed to accommodate the mounting of switches or other devices in masonry walls 2-1/2 in deep boxes are used in 4 in block walls, 3-1/2 in deep boxes are used in 6 in or 8 in block walls