Lalizas 73595 Hydrostatic Release Unit for Life Rafts, SOLAS/MED/USCG, the LALIZAS HRU mechanism is the outcome of our long-term experience in life rafts’ manufacturing, designed and produced in the EU, in accordance with SOLAS/MED/USCG regulations. It can easily be installed onboard, attached to the life raft according to instructions. The mechanism is being automatically activated, in the event of sinking, in a depth of between 1.5 and 4m, allowing the life raft to be inflated and detached from the sinking vessel. It can be installed to all life rafts of 4-150 persons.