The Parker breathing air quick coupling series have been developed specifically for the area of breathing protection. This range of breathing air couplings is equipped with an UltraFlo valve that ensures optimum flow and low pressure drop. These quick couplings are available in a wide range of configurations and feature easy connection with a single-hand operated coupling system that requires minimal force to connect. Thanks to the safety locking system, these breathing air quick couplings prevent unintentional disconnection. Parker products are designed and manufactured to the highest standards of safety and reliability, which is of utmost importance to today's major industrial and medical breathing air markets.