McAlpine ASA10V 1.25-Inch Adjustable Inlet Tubular Swivel Anti-Syphon 'P' Trap - White

McAlpine WM2 Washing Machine Trap 75mm 1 1/2"

Hulthor Washing Machine Waste Trap – Single or Double Outlet Options – 1.5" Inlet Trap for Washing Machine, Dishwasher, or Kitchen Sink Waste Connection – Easy Fit Compression Joint (Double Outlet)