We use the same high-quality components for all our valves, regardless of which product line (Sport– / Pro– or DarkLine). Upper and lower spindle, as well as all O-rings are suitable for air (Air), oxygen enriched air (Nitrox) and pure oxygen (Oxy). Externally, the valves are distinguished by two different, high-quality handwheels and the chrome plating. Compare them here:
NAUTEC valve product lines
Attention! Do not attempt to repair NAUTEC-valves yourself. Unauthorized repair or tampering is hazardous and WILL VOID your warranty and NAUTEC liability. Maintenance and repairs by NAUTEC trained experts only!