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Quad Bags

A scuba diver using a quad bag to hold air
Photo of three various-sized diver safety quadrangle flotation bags
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EVERY DIVERS GO TO DAILY TOOL

There are so many uses for quad bags. Everyone from tech and wreck divers to public safety divers use this multi-purpose tool in many ways including object recovery or as a dry bag to keep and protect valuables or personal belongings.

  • Each Subsalve product is 100% tested prior to shipping.

Product Details

Fabric
  • Manufactured of high-strength, lightweight, vinyl coated nylon fabric.
  • Can be rolled up small enough to carry on every dive.
  • Screened on both sides with a bright red “divers down” flag for high visibility
Safety and Ease-of-Use Features
  • Velcro tie strap
  • Bottom waterproof closure
  • Stainless steel snap
  • Oral inflation
  • Equipped with all necessary hardware ready for immediate use.
  • U.S. Patent No. D-362,817
Multiple Applications
  • A lift bag to recover objects.
  • An up-line float.
  • A decompression-line float.
  • A dry bag.
  • An inflatable dive flag/float to warn off boaters.
The Subsalve Promise
  • Each Subsalve USA lift bag is tested prior to shipping.
  • Custom sizes available.
  • All Subsalve USA products are compliant with IMCA D-016-AIRBAGS, ABS, U.S. Department of Defense Standards.
Product Specifications
Model Lift Capacity Width Overall Height Packaged Cubic Dimension Weight
Standard
QB 50 55lb 14in 30in 15in x 10in x 2in 1.0lb
QB 100 110lb 28in 30in 15in x 10in x 2in 1.5lb
QB 200 220lb 40in 36in 15in x 10in x 3in 2.5lb
Metric
QB 50 25kg .36m .77m .38m x .26m x .05m .45kg
QB 100 50kg .72m .77m .38m x .26m x .05m .68kg
QB 200 100kg 1.02m .92m .38m x .26m x .08m 1.13kg

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Accessories

Image of the MN-8, 8-station Manifold.

MN-8 8 Station Manifold

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Case Studies

Group Ocean’s Tugboat Draft Reduction

When Group Ocean was developing the most powerful tug ever built in Eastern Canada, the 36 meter Ocean Tundra, they …

View Case Study
Image from the James Cameron Case study. depicting flotation bags being used in a heavy salvage operation

James Cameron’s Deep Sea Challenger

In preparing for a record-breaking drive to the bottom of the Mariana Trench, James Cameron approached Subsalve to help with …

View Case Study
Costa Norte Salvage

Costa Norte Salvage

Subsalve provided a configurable system of different product types (Enclosed Flotation Bags, Salvage Pontoons and Professional Lift Bags) along with …

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Subsalve 2019 Product Catalog

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Let us help you find the optimal solution to your application challenge. Contact us using any of the methods below, and our expert team will work with you to find and deliver the Engineered Inflatables and accessories that are applicable to your specific need.
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