The light and small Helix Compact Pro is Pneumatically-balanced resulting in smooth and easy breathing
Heat exchanger (patented) which surrounds the valve mechanism, dissipates the cold caused by gas expansion while drawing in the warmth of the ambient water
The in line venturi lever prevents unwanted freeflow at the surface while giving a performance boost at depth
Includes 1m yellow hose and yellow front cover making it easy to locate in an emergency