The BB 700M back box is designed to provide a recess-mounted steel enclosure for the Extron TLP 700MV, TLP Pro 1220MG, TLP Pro 1520MG, and TLP Pro 1720MG TouchLink® Wall Mount Touchpanels. It allows these to be mounted in retrofit or pre-construction applications where an in-wall installation is required. The BB 700M provides standard knockouts for fixed or flexible conduit.