Downloads We try to provide our customers with the most useful tools at our disposal. These downloads allow you to quickly locate and download product data, technical specifications, install guides and other documents (all open as an Adobe PDF or ZIP). Installation Guides DumaWall Panel Install Guide DumaWall Trim Install Guide DumaWall Tub and Shower Kit Install Guide DumaWall Last Piece in Row Install Guide Specs & Data DumaWall Product Data DumaWall Technical Specifications Brochures DumaWall Brochure