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Integrated output filter — annual replacement consumable
NHLBI: COPD Overview and Treatment (National Heart
Soft plastic diffuser reduces mineral buildup
providing consistent performance
you'll need both this pressure valve AND a CPAP Oxygen Connector (separate listing) — together they create the complete safe setup for adding oxygen to your CPAP therapy
Rhythm P2-S4 Triple Battery Inogen Integrated output filter — annualRhythm P2 S4 Triple Lithium Ion Battery Maximum Runtime Replacement Spare Maximize your freedom and all day mobility with the official Rhythm P2 S4 Triple Lithium Ion Battery. Designed specifically for the Rhythm P2 S4 Portable Oxygen Concentrator, this triple battery pack delivers the longest runtime available, perfect for extended travel, full day activities, or when you need reliable power without frequent recharging. Key Features & Benefits
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