Parachute type  air lifting bags are 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. Open bottom parachute type marine salvage air lift bag is one kind of very useful refloatation device for the diving salvage, underwater salvage, and underwater buoyancy support and refloatation.
WHY CHOOSE US
ACHIEVEMENT
WHO WE ARE
FAQ
1. Q: How long is the warranty period?
  A: The warranty period is 12 months or 18 months from the shipping date.
2. Q: Do you provide rent service, contract service?
  A: We have many water bags and air lift bags ready for rent service for clients all over the world.
    We have ability to design and can contract the load testing project, with our own water bags and  workers.
3. Q: What is the production standard and safety factor?
  A: All underwater air lift bags are manufactured in compliance with IMCA D016, safety factor is  5:1.
    All crane load test water bags are manufactured in compliance with LEEA051, safety factor is 6:1.
4. Q: Do you have stock?
  A: We have many normal size underwater air lift bags and load test water bags in stock. Ready for shipment.
5. Q: What kind of certificate do you provide?
  A: Our load test water bags are Type Certificated by TUV NEL. We can provice ABS, BV, LR third party certificate.
     Provide the certificate for masterlink, shackles, lifting belts and other accessories.
If you have any other questions, please feel free to contact us.
Model NO.: OBP-20
Lift Bag Material: PVC Coating Fabric
Lift Bag UV: Resistance
Lift Bag Weld: RF
Safety Factor: 6:1
Lift Bag Valve: Auto Pressure Relief Valves
Lift Bag Capacity: 25kg-50000kg
OEM: Accept
Trademark: DOOWIN, DOOFLEX
Transport Package: Polywood Box for Shipping
Specification: BV, ISO 9001, SGS
Origin: Qingdao, Shandong
HS Code: 8907900090
 DooFlex parachute style air lifting bags for diver and ROV operators is one kind popular underwater air lift bag. We can make open bottom type parachute lift bags, and enclosed type parachute lift bags as the commercial and professional lift bags.