Builders Edge 16-1/2 in. H X 1-1/4 in. L Prefinished White Vinyl Mounting Block

When planning your siding project, don't forget the finishing touches. No need to hand frame the mounts for porch lights, doorbells, outside electrical outlets, and water faucets. Builders Edge mounting blocks and vents are a quick and inexpensive way to achieve a truly finished look. Our utility vents effortlessly improve exhause vent airflow and appearance.