Porta Marine UltraSonic Instant Liquid Level Indicator. Made in UK
The Portamarine® ultrasonic liquid level indicator (LLI) has been specifically designed to meet the needs of the Shipping Industry and has proven a capable and reliable unit over many years. In use with many thousand Vessels & Marine Service Stations worldwide, it is specifically designed for safely, quickly & accurately inspecting Marine CO2 fire suppression systems. It also allows Vessel owners to comply with IMO SOLAS Requirements, which specify the need to have the means onboard to allow crew to safely inspect the fire systems.