Schluter Systems Kerdi-Shower-Tray 38-in X 60-in Side in the Shower Pan Parts department at Lowes.com
Wet Room Shower Tray Kit + Linear Drain Options / Next Day Delivery | eBay
Amazon.com: vidaXL Rectangular ABS Shower Base Tray Home Indoor Bath Bathroom Hardware Fixture Plumbing Low Threshold Shower Tray Bath Pan Base Black 39.4" : Tools & Home Improvement
Shower Trays in Square - Rectangular - Quadrant Shapes
Offset Deep Shower Tray CABIN *MAXI*100 x 80cm depth: 24cm-10 Years Warranty | eBay