AirPhysio Device for Low Lung CapacityAirPhysio Device for Low Lung Capacity AirPhysio Low Lung Capacity Device The AirPhysio Low Lung Capacity Device is designed for individuals with reduced lung function, helping manage symptoms of conditions like asthma, COPD, bronchiectasis, and aiding recovery from colds and flu. Its also suitable for people with low lung capacity due to age, respiratory muscle weakness, or severe chronic conditions. Two Interchangeable Resistance Settings Average