Documentation Documents on this page are in English. If you would like resources in a different language, please click here. H5i cleanable water tub user instructions Keep exploring When to replace my CPAP equipment? Replacing the equipment for your ResMed CPAP, APAP or Bilevel solution is easy and helps ensure effective sleep apnoea therapy. Explore Cleaning your humidifier Regular maintenance and cleaning will keep your humidifier in good working order and help you to enjoy a fresher therapy experience. Find answers to your most FAQ about cleaning your humidifier here. Explore Track your CPAP therapy with myAir Track your sleep therapy progress from the palm of your hand with the myAir online support programme. It’s included with any ResMed Air10 device. Explore Related products HumidAir Integrated heated humidifier designed to counter dryness and congestion Read more ClimateLineAir Designed to maintain the temperature of the humidified air as it passes through the tube Read more Hypoallergenic air filters Engineered to stop fine particles and larger matter from entering the air supply Read more