Organize your wires and compact accessories for your wall-mounted display with the white Chief PAC526FCW Large In-Wall Storage Box with Flange and Cover. It creates a recessed space in the wall for routing excess cables and for attaching surge protectors and power conditioners. The storage box also includes a flange and cover providing a clean appearance to the box and drywall mounting capability. The In-Wall Storage Box is compatible with the PST PRO PLP MSR MTR MWH MWR PWR PNR PDR Thinstall and Fusion wall mounts.