Underwater Open Bottom Parachute Air Lift Bags

Product Description

Open bottom air lift bag is parachute type underwater lifting bags used for the offshore / marine buoyancy lifting salvage.
DooFlex Open Bottom Parachute Type Lift Bags is designed with water drop shaped units, which is widely used for buoyancy support or lifting sunken objects operation of underwater diving work. The open bottom design make the operation more safety. It's one kind of very useful floataion device for the diving salvage, underwater salvage, and underwater buoyancy support and refloatation.
DooFlex Open Bottom Parachute type air lifting bags are fabricated from heavy duty polyester cloth coated with PVC made in German. It has safe working load of 6: 1. Each Open Bottom Air Lift Bag is equipped with manual air dump relief/dump valve, which can be controlled easily to change the buoyancy by the bottom rope. And certificated heavy duty polyester webbing with end shackles, and air inlet stainless/ brass ball valves are equipped for the lifting operation. Each parachute lifting bag is complete and ready for use when leaving our manufacturing facility.
Features and Advantages of Open Bottom Air Lift Bags:
- Made of heavy duty PVC coated polyester fabric, Ceritificated by SGS as third party
- All seams are RF welded
- Fold compactly for easy carring and storage
- All webbing harness poin to single shackle for steady lifting
- Controlled buoyancy by top dump valve controlled by the bottom rope
- Suitable for all water depths
- Design Safety Working Factor 6: 1
- 3/4'' B. S. P air inlet stainless/ brass ball valves
- Complete with "Operation and Maintenance Manual", mill certification
- Delivered ready for use
- Custom sizes and types available
- Manufactured and Tested in accordance with IMCA D016, Rev3 - June 200 Guidelines
Rated Capacity: 100kg ~ 50ton
Application of Open Bottom Air Lift Bags
- Deep water salvage and refloatation
- Commercial equipment
- Static buoyancy
- Subsea rigging
Quality Assurance Guaranteed
All DooFlex air lift bags are manufactured and tested comply with IMCA D016, Rev3-June 2007 Guidelines. Quality is approved by SGS & UKAS in accordance with ISO9001: 2008.

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