The Fisher & Paykel Refillable Water Reservoir is an essential accessory for individuals using the Myairvo humidifier for sleep apnea or respiratory therapy. Its large capacity ensures ample moisture for extended periods, while its easy-to-refill design and transparent exterior provide convenience and peace of mind. Compatible with the Myairvo device, the reservoir is constructed from high-quality, BPA-free materials for durability and safety. Its use enhances sleep quality, reduces dryness and irritation, improves mask seal, and offers cost savings compared to replacement cartridges. The included one count allows for a spare, ensuring a convenient and reliable source of moisture for optimal respiratory therapy.