Unique hydrostatic valve that protects the water sensitive element. No activation in rain, spray, splash or humidity. Gas cylinder located inside the lifejacket bladder. Cylinder protected against corrosion. Reduces snagging hazard. No service requirement of the Inflator Cap for 5 years.

H20 for small rafts. This model is designed for liferafts from 4 up to 12 persons and outside SOLAS regulations

The Hammar H20 is the best-selling hydrostatic release unit in the world and it has been saving lives on the oceans for more than 25 years