SPARE AIR is the smallest redundant SCUBA system available with enough air to get you to the surface in an out-of-air emergency. The patented SPARE AIR should be a standard piece of SCUBA diving equipment for the safety minded diver. Our goal is to convince you to save your own life in an out-of-air emergency.

Spare Air® is also konwn as the HEED 3 and SEED (Supplementary Emergency Escape Device), the STASS (Short Term Air Supply System), 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 sold - over 30 years in service.

Smallest, most compact redundant emergency air system available.