Durable back shower wall. Produced from high-grade, reinforced, molded fiberglass for optimum strength and impact resistance using matched metal molds under heat and pressure. Ideal for new or remodel projects. Fits 48 In. x 34 In. alcove. Includes the back wall. Together with the (700.2W) side panels, the tongue-and-groove seams assemble quickly to create a watertight wall surround. Mounts direct-to-stud with mounting flanges hidden behind drywall or other wall treatment. Smooth, colorfast deep gloss finish resists scuffs. Mold and mildew-resistant, easy to clean. Back wall only - shower base and side walls not included. See 700.2W for the side panels.