iMBAPrice 8141F-5 (5-Pack) Non- Metallic Siding Mounting Block with Built-in Electrical Box

Installs before or after siding is installed Remove break-away flanges for installation on previously sided structures One-piece design, UV rated plastic for for Smooth Vertical Mounting of light fixtures on all siding types Fixture Mounting Canopy Siding Mounting Block. One Piece Design. Built In 6.8 Cubic Inch Box. 1" J-Channel. 1x NM Cable Connector Included. Technical Description: Surface Mounting; Material Plastic; Capacity 6.8 Cu Inch; Size 6.652 Inch W X 1.126 Inch D X 6.652 Inch H