Water-Tite Part # 85714 - Water-Tite Du-All 1/2 In. Pex Dual-Drain Washing Machine Outlet Box With Hammer Arrestors - Water Hammer Arrestors - Home Depot Pro
Apollo 1/2 in. Brass PEX-A Barb x 3/4 in. Male Hose Thread Washing Machine Outlet Box EPXBOXWM - The Home Depot
OATEY 1/2 in. Standard PEX Brass Compression Ice Maker Outlet Box 39158 - The Home Depot
Oatey Quarter Turn Ball Valve Pex Ice Maker Outlet Box in the Appliance Outlet Boxes department at Lowes.com