This is the replacement water chamber for the ResMed H5i humidifier, compatible with the S9 machine. This disposable, non-dishwasher-safe chamber is designed to maintain performance for up to 3 months with the use of distilled water only.

Features

• Chambers should be filled with clean water each night
• Each chamber will hold 380mL of water (when properly filled to the fill line)
• Prolong chamber’s life; reduce mineral buildup by using distilled water