The RS-811 features a balanced piston first stage, offered in both yoke and DIN configurations. This compact, lightweight first stage delivers instant and consistent airflow by way of two H.P. and four L.P. ports. The RS-812 also offers an accommodating breathing resistance adjustment knob and universal swivel hose providing higher utility and greater variety.Features:
First stage (R-800)
- Compact and reliable balanced piston first stage
- Instant delivery of air and high airflow for superior performance
- Two H.P. ports and four L.P. ports
- Compact case design
- Ortho-consciously designed mouthpiece
- Venturi adjustment lever
- A.F.S. Advanced Flow System
Advanced Flow System
The advanced flow system allows ease of air flow and makes air delivery smoother due to the curved housing structure.
Ortho-conscious Mouth Piece
The ortho-conscious mouth piece feature prevents jaw fatigue. The ridges and flexible material allow the diver to have more control of the mouth piece and reduces tension in the jaw.
Venturi Flow Adjustment
The venturi flow adjustment allows for ease of breathing by controlling the direction of air through the mouthpiece.
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