Poster presented at SHEA demonstrates 58% reduction in non ventilator associated pneumonia Stryker Ventilator Associated Pneumonia: Pathogenesis and Clinical Findings Calgary Guide VAP Bundle Ventilator Associated Pneumonia Ventilator Associated Pneumonia ( VAP) is a lung infection that occurs in patients who are on mechanical ventilation for more than 48 hours. A VAP bundle is a set of BSI 088: Venting Vapor buildingscience.com