Astral single limb circuit smooth bore with exh valve 22 mm ResMed 21311

Astral single limb circuit smooth bore with exh valve 22 mm x 1.8 m m ResMedFind CPAP filters for your maskAstral single limb circuit smooth bore with exh valve 22 mm by ResMed. The Astral device is compatible with a range of invasive and non-invasive patient interfaces, and offers a variety of volume and pressure therapy modes. It supports single and double limb circuits with the use of interchangeable circuit adapters.Ventilator or breathing circuits are the tubing that connects the ventilator