35" x 21" x 7 1/2" - SP400 Combo shower pan for showers that include a toilet. Stepped pan allows for the installation of a holding tank directly under the toilet. Shower pans are constructed of durable ABS plastic with reinforced bottoms for extra durability. Available in Polar White. The drain is molded into the pan and ready to be drilled. Drain is molded in, ready to be drilled Upgrade or replace your bath products in your RV or trailer with industry leading quality products from ICON | Icon Technologies Shower Combo Pan, SP400-PW, Pan only | ABS Plastic