Open Bottom Air Lift Bags

Open Bottom Parachute Type Air 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.

Open Bottom Parachute type 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.

open bottom air lift bags

Features and Advantages:

● Made of heavy duty PVC coated polyester fabric (Made in German)
● 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

Quality Assurance Guaranteed Parachute Lifting Bags

All underwater 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.

Application of Open Bottom Air Lift Bags:

● Deep water salvage and refloatation
● Commercial and Military equipment
● Static buoyancy
● Pipeline Laying
● Subsea rigging

Specification of Totally Enclosed Air Lift Bags


1. Orange and yellow color is standard color.Other color is available.
2. The abover specification only for information, take practicality as standard. Other sizes or type are availiable upon request.
3. Contact us to get detailed technical date sheet.
4. The following pic do not scale. Pictures are only for information, take practicality as standard