mirror required mirror must be surrounded on all four sides by visible warm white led light emission forming a continuous halo aluminium led profile is fully recessed and hidden light glow must be visible profile must not be visible mirror led must not extend to floor ceiling or adjacent walls walls ceiling finish all walls and ceiling in ral 6009 fir green ceiling is smooth not slatted highest at the front sloping down toward the back no slatted or timber ceiling slatted feature wall only slatted element vertical timber slats only slats must be thin narrow no other slatted surfaces anywhere architectural geometry must exist a physical upper gap above the slatted wall must exist and must be visible this upper gap is architectural not lighting related upper gap finish painted ral 6009 not timber upper gap size 30 mm at rear increasing to max 100 mm at front a physical lower gap must exist below the slatted wall lower gap 100 mm above floor painted ral 6009 feature wall led lighting controlled warm white led light emission directly above the slatted wall only warm white led light emission directly below the slatted wall only leds wash the slats softly led profiles are hidden in recesses leds must not sit on the floor permitted led locations only mirror perimeter top edge of slatted wall bottom edge of slatted wall forbidden no led lighting at floor perimeter no led lighting below the mirror no ceiling perimeter or cove lighting no timber in upper or lower gaps no removal of mirror led no removal of upper gap