Sigma-2 with Promask Facemask

Sigma-2 is a self-contained positive pressure breathing apparatus which comes complete with a Promask 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.