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The Breathing Device
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HEED 3 - The Original Helicopter Emergency Egress Device

The HEED 3 comes with a Holster and Mouthpiece Cover on a wire Lanyard

The HEED 3 Model 175 with standard holster

The HEED 3 comes with a Holster and Mouthpiece Cover on a wire Lanyard

The HEED 3 Model 300 with standard holster



The Helicopter Emergency Egress Device 3 (HEED 3) manufactured by Submersible Systems, Inc. is a compact, lightweight and reliable self contained breathing apparatus. The HEED 3 is designed to increase the survivability of military and commercial personnel in short-term out-of-air emergencies.

  • Provides lifesaving air needed to egress from a downed aircraft or a rolled vehicle in the water.
  • Ideal for all helicopters, fixed wing aircraft, float planes, watercraft and vehicles that operate around possible water emergencies.
  • Protects personnel from inhaling dangerous and lethal toxic fumes from fire or smoke.
  • The HEED 3 is also known as the SEED (Supplementary Emergency Escape Device), the STASS (Short Term Air Supply System), Spare Air® (The SCUBA recreational dive version), Spare Air Industrial (packeged for commercial personnel exposed to toxic fumes), Spare Air Escape (includes a mask to allow home users to escape from smoke and fire), and Xtreme Sport (our smallest model for Kayakers, Surfers and other extreme sport enthusiasts).
  • Over 300,000 systems sold worldwide.
    View a list of some of our esteemed customers.
  • HEED3 is proudly made in the USA by Submersible Systems in Huntington Beach, California

© 2008-2019 Submersible Systems, Inc.
Heed 3 is a trademark and SPARE AIR is a registered trademark of Submersible Systems, Inc.
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