FD 18 L
Protection cover made of steel sheet for DL 18/1 and DL 18/2 with two push-out holes for cables. Four mounted screws to attach terminals and cable clamps. The enlarged volume betters the sound of the inserted speaker.Unsuitable for fire protection ceilings (F30). Fire protection housing systems (FlamoX) are available from KAISER, 58579 Schalksmühle, Germany.