DesignerSeriesTM Articulating Mount with In-Wall Box for 42" to 90" Ultra-Thin Displays Peerless-AV’s Articulating Mount with a built-in In-Wall Box is designed to provide a robust solution for low profile/recessed applications requiring access to power and ample space for AV electronics. The articulating mount swings away from the wall to provide access to the rear of the display and components inside the In-Wall Box. IM771PU is ADA compliant when used with displays 2" thick or less.