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HEED 3 - The Original Helicopter Emergency Egress Device

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 AirĀ® (The SCUBA recreational dive version), Spare Air Industrial (packaged for commercial personnel exposed to toxic fumes), Spare Air Escape (includes a mask to aid home users in escape from smoke and fire), and Xtreme Sport (our smallest model for Kayakers, Surfers and other extreme sport enthusiasts).
  • Over 350,000 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.

All HEED 3 Cylinders are available with either CE or DOT tank markings.

The HEED 3 is available in 3 models including a NEW 1.7 cu.ft. model with 20"/27" flexible braided hoses. View model specifications.

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HEED 3 is recommended for underwater use by certified SCUBA divers only. Read all safety instructions.
While using HEED 3, holding your breath underwater and ascending rapidly is dangerous and can result in serious injury or death.

© 2021 Submersible Systems, Inc. all rights reserved. "HEED" is a registered trademark of Submersible Systems.

Banner Images by: Intelligence Specialist 1st Class Joshua Dean, Petty Officer 3rd Class Jonathan Clay, D Spc Sean F. Harding, Lance Cpl Cameron Parks

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