Designed to work with the Ensemble 60″ x 30″ shower base Model No 72171110-0 (SKU 401678) or Model No 72171120-0 (SKU 401683), the complete unit is perfect for replacing an existing 60″ x 30″ bathtub/shower combination. The Ensemble walls Model No 72232100-0 (SKU 443791) with the base fit the same footprint and drain configuration as your existing unit, making it an ideal remodeling choice when a bathtub is no longer needed or a lower threshold is desired. When used with our wall sets the finished shower unit is 75-3/4″ tall. Sterling Vikrell shower systems assemble with a tongue and groove system that minimizes the need for caulk. Door SKUs that fit: Model No 5475-59S-G03 (SKU 401351), 5475-59S-G05 (SKU 443443), 5475-59N-G05 (SKU 443452), and 5976-59S (SKU 452735). No. 72175100-0: Size: 1-1/4″ Deep x 31-1/4″ W x 72-1/2″ H, Color: White, Material: Solid Vikrell Material, Pkg Qty: 1, Package Type: Box