Solo 330-001 Aerosol Smoke & CO DispenserSOLO 330 001 The Solo 330 001 is the industry standard tool for functional smoke and CO detector testing, trusted by fire alarm engineers for BS 5839 1 compliance. Designed for high frequency daily use, this precision dispenser delivers a controlled dose of test aerosolensuring rapid activation without the risk of contaminating or damaging sensitive detector sensors. As a core component of the modular Solo Testing Range, the 330 001 provides a