ALL-IN-ONE SHOWER SOLUTION: One-piece, leak-proof, pre-pitched shower pan with integrated curb and splash walls READY TO TILE: Install tile directly on shower pan surface to customize base to the look and feel of your bathroom EASY TO INSTALL: Includes Redi Flash waterproofing system designed to eliminate leaks DRAIN & PLATE INCLUDED: Features 2-inch, center PVC drain and square matte black drain plate DIMENSIONS: 48" WIDTH x 36" DEPTH x 4.5" Threshold HEIGHT; Shower curb width: 4.5 Inches