Hydrostatic Zafa Unit Life Rafts

Hammar H20 is a hydrostatic release unit designed to be safe and reliable in all the extreme conditions that you and your boat may encounter at sea. If the ship sinks, the Hammar H20, activated by increasing water pressure, will automatically release the life rafts and EPIRBs.

Simple to install
No parts or service required.
It must be replaced two years after installation.