DETECTOR FIRE PROTECTION:OPTICAL SMOKE -40 TO 70DEG C 14 TO 28VDC ORBIS IS 28-APO
DETECTOR FIRE PROTECTION:OPTICAL SMOKE -40 TO 70DEG C 14 TO 28VDC ORBIS IS 28-APO
DETECTOR FIRE PROTECTION:OPTICAL SMOKE -40 TO 70DEG C 14 TO 28VDC ORBIS IS 28-APO
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