• First stage (R1000) > Balanced diaphragm first stage. Cold water insulation system > Two H.P. ports and four L.P. ports (2 standard/2 high flow) ports > High flow L.P. ports offer up to 15% increase in air flow
• Second stage (S0001) > Lightweight, compact composite case design > Left or Right hand configuration. Venturi adjustment lever > Ortho-consciously designed mouth piece

The balanced diaphragm R1000 first stage is compact and lightweight. It has a full complement of four low-pressure and two high-pressure ports and is fine- tuned for optimum performance.