The document discusses new VESDA (Very Early Smoke Detection Apparatus) laser smoke detection systems from Vision Systems and Eltek F&S. It introduces the DELTA LaserPLUS and VESDA LaserPLUS detectors which replace older models and connect to the ANX-95 control panel. The detectors offer the widest sensitivity range from 0.005 to 20% obs/m, flexible programming, remote display and monitoring capabilities, and individual pipe air flow monitoring.