Sigma-2 is a self-contained positive pressure breathing apparatus which comes complete with a Vision 3 positive pressure facemask, moulded composite backplate with fully adjustable harness and infinitely adjustable Kevlar webbing cylinder band.
There is also a shoulder mounted pressure gauge with a 55 bar warning whistle.
- Proven High Performance Pneumatic system.
- Compact first breath activated demand valve with bypass.
- Ergonomically designed lightweight backplate and type 2 harness.
- Kevlar blend flame retardant webbing with Kevlar cylinder band.
- Corrosion resistant Nickel plated components.
- Simple operation for users.
- All components are low cost and easy to maintain.
- Wide range of 200 and 300 bar steel or carbon fibre cylinders.
The cylinder is not included with this unit and must be purchased separately.