2 Pieces Design: The iMBAPrice IMBA-8081F is a smooth mounting block designed to provide a secure and attractive way to mount light fixtures and other accessories on exterior surfaces. This particular model often features a built-in box, which helps to provide extra support and stability for light fixtures. Material: It's typically made of UV-rated plastic, which is durable and resistant to weather conditions. Available in Black or White color, but it can be painted to match the exterior color of your home if needed. Flanges with Cover Design: Works on all siding types. Before or after siding is up, Mounting holes on inside of box. Textured paintable surface. NM cable connector provided. 6.5" x 6.5" mounting surface. Provides a .895 J-channel. 15.5"cubic inch box. Cover with Flanges to accommodate the siding and create a seamless look. Compatibility & Usage: It is compatible with all types of siding, including vinyl, wood, and others. This makes it a versatile choice for different installation needs. Ideal for mounting light fixtures, house numbers, doorbells, and other exterior accessories. Installs before or after siding is installed. Technical Description: Surface Mounting; Material Plastic; Capacity 6.8 Cu Inch; Size 6.65 Inch W X 1.28 Inch D X 6.65 Inch H. Fixture Mounting Canopy Siding Mounting Block. 2 Pieces Design with Flange cover. 1" J-Channel. 1x NM Cable Connector Included. iMBAPrice Non-Metallic IMBA-8081F White Universal Siding Mounting block with built-in electrical box wirh Flange for smooth vertical mounting of light fixtures on all siding types. You may find the siding mounting block is very easy to install, whether you have siding up or not. For a more complete job, you may also paint the fixture to finish with your desired colors. This product is a two-pieces design with flange cover. The back flange mounts to the substrate with screws. There is a channel formed between the back flange and face, the same concept as J- channel. If your siding will slide into the channel and the channel is wide enough to accommodate the lap. This Fixture Mounting Canopy Siding Mounting Block. Flange with Cover 2 Pieces Design. Built In 6.8 Cubic Inch Box. 1" J-Channel. 1x NM Cable Connector Included. (Mounting screws not Included).