The DreamStation pure white 15MM Tube is for use with any machine compatible with 15 mm tubes. This includes CPAP, APAP, BiPAP devices. If your machine has tubing type setting for 15 mm diameter tubes, you'll be able to use this lightweight tube.
The 6 foot slim tubes with 22mm cuffs does not drag your CPAP mask, is lighter and more flexible and less bulky than a standard tube. They are durable and kink resistant, and works well with smaller, lightweight masks.
The standard DreamStation 15MM Tube is compatible with any CPAP or BiPAP machine that can work with a 15 mm hose. This includes Respironics System One machines, DreamStation and all ResMed devices. The smart-fit cuff designed to attach or remove the tube easily.