Constructed of Transtone, a high-tech composite material composed of resin, fiberglass, and filler that is compression molded for precise radius and angle. Contains a single-threshold base to support a shower door and keep water in. Easy installation makes this FL-Series shower base the perfect choice for remodeling or new construction. Transtone is a hygienic, non-porous solid surface material that is scratch and impact resistant and impervious to mold and mildew. Textured, slip resistant floor. Concealed abs drain contains a lift off cover for easy cleaning while adding a sleek look to the design. Meets or exceeds the following specifications: IGC 154-2012, ASME A112.18.1/CSA B125.125.1-11, IAPMO, CUPC. Transolid TRS_FL6030R Features: Covered under Transolid's 10 year limited warranty and 3 year limited commercial warranty Constructed of stone composite A slip-resistant bottom ensures a safe bathing experience and integrated tile flanges make installation and waterproofing a breeze Coordinates with products from the FL-Series line seamlessly Transolid TRS_FL6030R Specifications: Height: 4" (top to bottom) Length: 60" (left to right) Width: 30" (front to back) Number of Tile Flanges: 3 flanges Installation Type: Three Wall Alcove Drain Placement: Right