HEED 3 – The Original Helicopter Emergency Egress Device

฿ 20,670.00฿ 30,990.00

The Helicopter Emergency Egress Device 3 (HEED 3) manufactured by Submersible Systems, LLC. 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.

Category: SKU: N/A
Brand:Spare Air


HEED 3 – The Original Helicopter Emergency Egress DeviceBreathing device military

  • It 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 (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 sports enthusiasts).
  • Over 300,000 systems sold worldwide.
  • 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 known throughout the world as the leading emergency breathing apparatus for egressing from ditched helicopters or smoke-filled environments. Wherever there is a short-term out-of-air emergency, HEED 3 is “There when you need it.”

Military land vehicules
heed 3 wing aircraft



Spare Air

A skydiver wears a reserve parachute, a SCUBA diver should have a reserve breathing system. For over 35 years we’ve supplied divers with the smallest, most-compact redundant system available for out-of-air-emergencies. The patented SPARE AIR should be a standard piece of scuba diving equipment for the safety minded diver. In an out-of-air-emergency, why would you trust your life to anything else?


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