Americh 48" x 36" Double Threshold DS Base w/Square Drain - White S4836DT-WHThe Americh Standard Shower Base Series offers wide range of sizes and color options. The Standard Series conforms to industry standard, including threshold height and texturized flooring. We use the finest materials available to ensure durability and ease of care. Handcrafted in the USA, from our hands to your home. Features: 3" Threshold Height Drain Included Square or Channel Non Textured Floor Surface Download Specifications Sheet Download