C-TEC ceiling pull unit can be used to generate a standard call on an 800 series conventional call system. Typically wired as a slave to an 800 series call point or reset point so that its calls can be cancelled. · · · Supplied with 3m of red nylon pull cord and two red open-sided triangular bangles · · Red confidence LED and diffuser emits a bright red glow · · Surface mountable · · Base fits 16mm conduit and BESA centres · · IP21 rating