Underwater Lift Bags

Underwater lift bags are open or enclosed bottom parachute type design. These underwater air lift bags include commercial diving lift bags and professional lift bags.

Parachute type underwater lift bags are water drop shaped units. Generally, the open bottom underwater lift bags can be used at any depth for marine salvage or re-floatation objects from the seabed. Because the open bottom design makes the operation more safety. Therefore, this air lift bags is one kind of all-purpose inflatable salvage lift bags. Especially used for the scuba diving lift bags, marine salvage bags, lift bags salvage, floatation bags salvage, and float bags salvage.

The enclosed bottom parachute type lift bags have the same size with open bottom lift bags. But, there is one cover at the bottom. The user can open the cover according to the salvage projects condition.

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Physically Proven Safety Factor
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Maximum Capacity Water Bag
underwater lift bags
boat lift air bags
underwater lift bags salvage boat
parachute underwater lift bags
how do underwater air lift bags work?

Why DOOWIN Underwater Lift Bags?

Advanced design and production technology. The strict quality management system.
Top quality with a competitive price. DOOWIN underwater lift bags are your first choice.

Specification of Underwater Lift Bags

We have commercial diving lift bags, and professional lift bags. Both air lift bags have Open Bottom Type and Enclosed Bottom Type. The standard color is yellow. The orange color is available upon request.

Note: Gross Weight is shipment weight after packaging with all accessories. The above specification only for your reference. We maybe change its size without notice. 


Air Lift Bags Application

– Deepwater salvage and floatation bags salvage
–  Commercial diving and military diving lift bags
–  Static inflatable buoyancy support
–  Pipeline laying buoyancy bags floaters
–  Subsea rigging lifting equipment
–   Marine salvage pontoon
–   Boat lift air bags

IMCA-D016-Underwater-lift-bags

underwater-lift-bags

underwater lift bags 

Quality is Certificated by Drop Test

DOOWIN did the type certificate by drop test for water weight bags. Its proven factor of safety is in excess of 6:1. DOOWIN parachute type underwater air lift bags have the same design and structures with water weight bags. So, it also well proven our parachute underwater lift bags top quality. Meanwhile, DOOWIN manufactures and test our underwater lift bags in compliance with IMCA D016” GUIDANCE ON OPEN PARACHUTE TYPE UNDERWATER AIR LIFT BAGS”. Furthermore, we can provide a third-party certificate upon request.

DOOWIN Certificate LOGO

ABS Inspection Certificate

ABS Inspection Certificate

BV Inspection Certificate

BV Inspection certificate

LR Inspection Certificate

LR Inspection Certificate

Our Clients

Modec logo

Excellent quality water bags and reliable service, they deliver exactly what they agree to and perfectly on time.

Stephen Barnett, MODEC (Singapore)
China harbor logo

Awesome to use DOOWIN buoyancy bags for our Aramco project. Its quality completely can be comparable with UK products.

Dr.Chen Haijun, China Harbour (Aramcot)
Mcdermott logo

We have confidence with DOOWIN. They can help us with an innovative solution, well prepared to accommodate to our request.

Hugo Silva (Project Manager), McDERMOTT
doowin clients

How about your marine salvage project?
What size underwater lift bags do you need?

Please contact our professional team!
We also have used underwater lift bags for sales.

Email: [email protected]
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