Tripp Lite by Eaton Blank Snap-In Insert, European Style, Vertical, 22.5 x 45 mm, White N042E-WHM0

High-Impact Construction Designed to Blend In Seamlessly with Your Room
This vertical-style European insert snaps easily into a Tripp Lite wall plate (such as N042E-WF1, sold separately) to cover unused space in a premise wiring application, such as home theater (audio/video), VoIP phones (voice) and Ethernet (data). The durable white insert blends elegantly into any home or office décor for a sleek, professional installation. The ABS plastic construction meets UL 94V-0 flame-retardant standards for protection against fire and high heat.