Ply Gem 5-1/4" x 7" Clay Vinyl Mounting Blocks

The split recessed J-Block mounting block has a patented hinge that allows for ease of installation without removal of electrical receptacles and water faucets.

Manufactured with ultraviolet-stabilized color, minimizing the effects of exposure to the elements.

Compatible with all siding profiles.

Rich textured appearance.

Surface dimensions: 5-1/4" x 7".

Flange dimensions: 5-7/8" x 7-1/2".

J-Channel internal dimension: 3/4" adjusts to 1-1/4".

Knockouts: Rectangle 2-1/4" x 3-7/8".

Limited lifetime warranty.