Heavy duty lifting balloon with 30kg lifting capacity | Resin-coated nylon with internal polyurethane injection | Three inflation systems: through the regulator, with the mouth or by connecting a dry suit or vest hose | Overpressure and quick emptying valve with handle | Lower heat-welded with “duckbill” valve to prevent accidental emptying of the balloon on the surface | Fluorescent red colour. Lifting balloon with a lifting capacity of 30 kg, especially resistant, as it is made of resin-coated nylon with internal polyurethane injection. It is prepared to allow three inflation systems: through the regulator, with the mouth or by connecting a dry suit or vest hose*. It has an overpressure valve and quick emptying with a handle. Lower heat-welded with “duckbill” valve to prevent accidental emptying of the balloon on the surface in case of rough seas. Fluorescent red colour. (*) The inflation stem does not have the locking socket of the hose to avoid uncontrolled ascents, it releases automatically with the slightest tension.