These products are used to lift heavy immersed loads, up to 5 tons to the surface of the water or to refloat boats. These air inflated products, fitted with a relief valve, are also used to hold a load at the surface or at a set depth.

Characteristics : refloated loads from 50 daN to 5,000 daN, relief valve enabling self-adjustment of the lifting speed or depth

1. Underwater Lifting Bag
2. Underwater Lifter
3. Balasting Unit For Crane and Lifting Beam Testing