SCUBA and Free Diving

PowerLung is the original and only respiratory strength training machine with integrated exhale and inhale progressive resistance for all divers. Improve your bottom time and get longer breath hold for SCUBA and freediving.


The Facts

PowerLung is based on 80 years of research. Study results show PowerLung increases respiratory muscle strength – Inhale and Exhale – for SCUBA and free divers.

  • Increased
    Inhale Muscle Power > 40%
    Exhale Muscle Power > 150%
  • Increased
    Tidal Volume > 25%
    Peak Exhalation > 20%

Use PowerLung For

Easier relaxed breathing, better tank use, longer bottom times and longer breath hold for free diving or spear fishing.

  • Stronger Respiratory Muscles To Improve Use of Lung Capacity
  • Greater Oxygen Uptake To Help Improve Strength and Endurance of Leg and Other Muscles
  • Greater Respiratory Endurance
  • Lower Respiratory And Cardiac Rates
  • Stronger Exhalation For Better Nitrogen Clearing

Warren and Gilda S.
I am writing regarding the Power Lung I bought from you on August 5, 2003. It has made remarkable improvements in the exercise ability and air consumption for both me and my wife! The first time we realized how much this helped us was in October, 2003. We went on a bicycling tour of Vermont, complete with [...]

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