Philips AF531 with Leak 2 Elbow, EE NIV Mask

About Philips AF531 with Leak 2 Elbow, EE NIV Mask

The Philips AF531 EE NIV Mask with Leak 2 Elbow is a high-performance non-invasive ventilation (NIV) mask designed for hospital and clinical use. Engineered to deliver effective respiratory support, this full-face mask provides a secure seal and optimal comfort for patients requiring ventilation therapy in critical care or acute settings.

Featuring an ergonomic design, the AF531 minimizes pressure points while ensuring stability during extended use. The integrated Leak 2 elbow system allows controlled exhalation and efficient CO washout, improving overall ventilation performance. Its transparent, lightweight structure enables continuous patient monitoring, while the soft cushion adapts to facial contours for enhanced comfort.

Designed for compatibility with a wide range of ventilators, the Philips AF531 is suitable for both emergency and long-term NIV therapy. It is widely used in ICUs, step-down units, and respiratory care environments where reliability and patient comfort are essential.

Innovative Leak 2 Elbow Design

The unique Leak 2 Elbow with integrated exhalation port ensures optimal CO2 clearance, enhancing both patient safety and mask performance. This feature reduces the risk of rebreathing and improves ventilation efficiency during non-invasive respiratory therapy.


Adjustable, Comfortable Fit for Every Adult

With three cushion sizes (small, medium, large), the AF531 delivers a personalized, secure fit. The soft, adjustable headgear and quick-release mechanism make donning and doffing easy, significantly improving comfort and reducing the chance of facial pressure injuries.


Easy Sterilization and Long-Term Use

This medical-grade mask is latex-free and made from biocompatible silicone. It can be reprocessed using standard hospital sterilization protocols (refer to IFU) and features a generous 5-year shelf life. Each mask comes individually sealed for hygiene and convenience.