RDF lifting unitsRDF lifting units

RDF underwater lifting units

Underwater lifting units are designed for:

  • securing loads,
  • transporting loads on the surface
  • or dismantling ships.

With the possibility of customized design and construction, they are able to meet the demands of a range of markets (offshore, nuclear…). Not only can they assist the buoyancy of an object or ship on the surface, but they can also be employed to easily raise and lower loads underwater.



  • Lifting up to 8 tons


  • Tensile strength of straps resists up to 10,000daN


  • Equipped with inflation accessories
  • Equipped with a rapid overpressure release valve

Detailed information

  • Material: PVC / PU / or Nitrile coated fabric
  • Technique: Assembled by high-frequency sealing,
  • Dimensions: standard and tailor made,
  • Inflation: by air,
  • Max. lifting: 100 to 8000 kg,
  • Temperature resistance:
    • PVC coated fabric -20°C/+50°C,
    • PU coated fabric -25°C / +100°C,
  • Accessories:
    • Inflation inlet with stopcock,
    • Pressure release valve.

Technical informations

RDF 1000 1000 1050 1500 525 10 25 2
RDF 3000 3000 1250 2900 625 45 73 4
RDF 5000 5000 1500 2900 750 50 86 5
RDF 8000 8000 1890 2900 945 70 130 5

You can not find your dimensions

Our design department employs the best project leaders and designers and will be pleased to develop and create a tailor-made product specially for your unique project.


Composition / Advice

Care during use
Lay a mat on the floor underneath the RDF before unfolding. Unfold the RDF. Check the complete surface of the skin, the straps, accessories, and the correct operation of the valve.
Maintenance tips
After use, clean the outside of the product with soapy water, rinse and dry. Never use a detergent or aggressive product.
Storage advice
Store away from light, damp and temperature variations, in its original case.

Standards / regulations

1 year against all manufacturing defects
Please contact us


Fact Sheets / Business Guides
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