H4i Water Chamber Upgrade Kit for HumidAire 3i Heated Humidifiers DHM ONLY This advanced heated tubing ensures

This advanced heated tubing ensures consistent air temperature

The Eclipse Rich Black Travel Case with a cushioned interior comes with Velcro adjustable

no pressure from a forehead support

full size backpack combines modern materials and styling with intelligent features so you can bring your G5 concentrator with you wherever you go

H4i Water Chamber Upgrade Kit for HumidAire 3i Heated Humidifiers DHM ONLY This advanced heated tubing ensuresThis HumidAire 3i to H4i Conversion Kit allows new H4i water chambers to be used with older HumidAire 3i Heated Humidifiers. WIth the Conversion Kit you get the convenience of added water capacity and the compatibility with the new Long Life H4i Chambers.