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 beyond the mirror perimeter or onto floor ceiling or adjacent walls walls ceiling finish all walls and ceiling in ral 6009 fir green ceiling is a single flat interior plane smooth with a gentle slope from front to back no apex roof no ridge line no ceiling joints no beams no panel lines 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 a hard architectural void not a lighting feature no led light emission may occupy or fill this gap 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 must wash the slats softly not the gap led profiles are recessed and hidden leds must not sit on the floor permitted led locations only mirror perimeter top edge of slatted wall below the upper gap bottom edge of slatted wall forbidden strict no led lighting inside the upper gap no led lighting below the mirror no floor perimeter lighting no ceiling perimeter or cove lighting no timber in upper or lower gaps no slatted ceiling do not remove mirror led or upper gap