Arlington TVbox W/ Flange Grounding Clip - Safe & Versatile InstallTV Box Bridge Kit with Flange and Grounding Clip 8 in x 10 in Non Metallic Meta description: Non metallic 8 in x 10 in TV box bridge kit with flange and grounding clip. Includes line voltage box and duplex receptacle. For new and existing construction. UL and CSA listed. TL; DR Who This Is For Electricians, contractors, and homeowners installing wall mounted TVs who want a clean, code compliant way to manage power and low voltage wiring behind the