MBLOCK 146 MIDNIGHT BLUE VINYL MINI J-BLOCK | Allow the electrical connection to be made over the top of the house wrap for a clean appearance
Electrical mount block with UL listed 18 cu in outlet box
Can be used on standard or insulated siding
Knockouts:
• Round: 1-1/8" Diameter
• Rectangle: 2-3/8" x 3-3/4"
Uses: Doorbell, Electrical Outlet