Lift Bags & Marking Tubes

Also known as Surface Marker Buoy (SMB) or Delayed SMB

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How to Choose Between Lift and Marking Bags

50lb Lift Bag vs Surface Marking Tube Divers are sometimes confused about the difference between lift bags and surface marking tubes. Our factual but easy-to-read article helps you choose the appropriate bag by giving you information on:

  • Why is one better at carrying a load to the surface
  • Why is one a better surface marker
  • Which has a dump valve that can be regulated on ascent
  • Which has an over-pressure relief valve that cannot be regulated on ascent

Click Here to read Lift Bags versus Marking Bags.

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