Our list of local equipment suppliers is expanding daily. Here is the address on our website for the latest list. https://hdmusa.com/store-locator-map/ ...

If you are not a U.S. resident, please visit www.hdminternational.com to purchase the Z1™.   The Z2™ is currently available in the U.S. and Australia and m...

Z1™ Base CPAP (HD60-1005): E0601 Z1™ Slimline Tube (HD60-3020): A7037 Z1™ Polyester Filter (HD60-3021): A7038

Please look at the reverse side of your device.  You will see a large square and a small rectangle.   In the small rectangle you will see either s/n which ...