The 10" x 18" x 1/2" SPO Skim Slate Support Plate is an essential tool for ensuring stable, precise slate tile installation. Constructed from high-quality slate, this support plate provides the strength needed for heavy-duty applications. Its size and thickness make it ideal for offering proper support to slate tiles during both roofing and siding projects. With its versatility, it’s also an excellent choice for various natural stone applications, providing a reliable base for tiles, pavers, and more.