Totally Enclosed Underwater Air Lift Bags

DooFlex Totally Enclosed Type Air Lifting Bags (Salvage Tube, Inflatable Buoyancy Bags) is one kind effective alternative of Open Bottom Parachute type lifting bags for the surface buoyancy support operation. 

Totally Enclosed Air Lifting Bags can be used for buoyancy support and refloatation operation in shallow water and on the surface, support/salvage pontoons for bridges, floating platforms, dock gates,  sunkend objects or military equipment. Totally enclosed lifting bags offer an effectual method of reducing the draught of vessel and floating underwater structures. Then also provide an ideal system of buoyancy for cable and static buoyancy support.

DooFlex Totally Enclosed Type air lifting bags are cylindrical shaped units, fabricated from heavy duty polyester cloth coated with P.V.C (Made in Germany), completely equipped including the appropriate quantity of automatic air relief valves, certified heavy duty polyester webbing with shackles (with safe working factor 6:1), and air inlet stainless/brass ball valves.

Features and Advantages of totally enclosed underwater air lift bag: 

-    Made of heavy duty PVC coated polyester fabric
-    All seams are RF welded
-    Fold compactly for easy efficient storage
-    3/4'' B.S.P air inlet stainless/brass ball valves
-    Certificate Webbing harness (with 6:1 safe working factor) terminate with end shackles
-    Many Automatic Pressure Relief Valves
-    Design Safety Working Factor 5:1
-    Complete with "Operation and Maintenance Manual" , mill certification, or third party certification upon request
-    Delivered ready for use
-    Custom sizes and types available
-    Manufactured and Tested in accordance with IMCA D**6, Rev3 - June ***7 Guideline

Application of totally enclosed underwater air lift bag:

-    Suitable for shallow water usage
-    Suitable for long term use
-    Military equipment
-    Bridge supports
-    Pontoons
-    Marine salvage and refloatation
-    Extra buoyancy for pipe and cable float out operations 

Quality Assurance Guaranteed

All Dooflex air lift bags are manufactured and tested comply with IMCA D**6, Rev*-June ***7 Guidelines. Quality is approved by SGS & UKAS in accordance with ISO***1:***8.