When lungs are not kept clear, mucus can build up and if not addressed can cause shortness of breath, difficulty completing simple chores and can lead to lung infections. Monaghan is pioneering the field of airway clearance with our patented, drug free and easy to use Aerobika® Oscillating Positive Expiratory Pressure (OPEP) device. Learn more about how the Aerobika® OPEP can help you breathe easier.