Peerless ACC-FV Ventilation Maximizing Risers and Velcro Accessory Kit for Peerless HD Flow Allows for proper ventilation of HD Flow units attached vertically or horizontally to the side, back or top of a TV, projector or any AV equipment. (IR functionality may be impaired if HD Flow receivers are placed out of sight). Pro-grade Velcro provides a secure hold and allows for easy mobility of HD Flow units Provides maximum placement options for HD Flow units.