Arlington TVBU507 Recessed TV Box for Power and Low Voltage Arlington's recessed three-gang TV BOXª allows you to mount LCD and plasma TVs flush against the wall. Plugs and connectors stay inside this recessed box. Designed for new or old work, TVBU507 is a combo box with power in one side and two low voltage openings for Class 2 wiring. Secure installation. Good looks. A great finish. Features: No wobble! In retrofit projects, mounting wings hold the box securely against the...