Please read our FAQ before sending us a message.

What are the delivery charges for orders from the Online Shop?
Only US addresses are eligibile for fee shipping via UPS/DHL/FedEx Ground Services.
For orders outside the USA, please contact us before submitting the order.
Which products are FAA approved?
All our Portable Concentrators are FAA Approved. If you have any doubts please don’t hestitate in contacting us. 
How long will delivery take?

On average, it takes 1-5 business days with the UPS/FedEx/DHL Ground Services (free shipping on eligible orders).

How secure is shopping in the Online Shop? Is my data protected?

Your data is handled confidentially and encrypted with SSL (Secure-Socket-Layer) secured server software. The encrypted information of your order, your name, address, credit card or bank details cannot be read by any third party.

What exactly happens after ordering?

Once you have checked out your order submission, we have to authenticate your payment. Then you will receive an e-mail confirming your order has been processed along with an invoice.

We will process and dispatch all orders within 24 h business days. When your order is ready for shipping, you will receive an e-mail informing you that your purchase is on its way.

Do I receive an invoice for my order?

You should receive an invoice in the order confirmation email that we sent you right after your payment was processed. If it’s no there, please contact us.