North America's Longest Established Scuba Diving Magazine

Tag: PFI

TDI acquire Performance Freediving International, and PFA launched!

  • DIVER Editorial
  • 16th July 2019

ITI, the parent company of TDI, SDI, ERDI and First Response Training, have today announced a new addition to their family with the acquisiton of Performance Freediving International. DIVER readers will be familiar with PFI as its founder, Kirk Krack, is our regular freediving columnist and Contributing Editor. “I’m …

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Technical Freediving in Truk Lagoon

  • DIVER Editorial
  • 11th July 2019

By Kirk Krack and John Hullverson To my mind, there’s nothing better than gliding over a reef or wreck, free of tanks and hoses, tied only to the surface by my need for an eventual gulp of air.  However, as a former Trimix Instructor Trainer from what seems like …

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