Customer service.

The Doppeldecker Design team is here to provide you with top quality aviation design products. We are also here to provide you with prompt and courteous customer service. If you have any questions or comments regarding any of our products, services, or policies, please feel free to contact us and we will be glad to help you. Thanks so much for visiting!


We fully guarantee our apparel. If you are not completely satisfied, for any reason, just return the piece to us within 30 days and we will gladly give you a refund or exchange. There are no returns for on-sale items, except for damage.


Complete privacy is our utmost concern. We do not share customer data with anybody outside this company. We also selected a reputable company to host our secure e-commerce server (Lexiconn, Connecticut, USA) for your security. Please contact us if there are any questions about this important issue.


After you have finished shopping checkout at our secure site for the credit card transaction. Applicable sales tax will be added for New York residents. International customers please see International.

We accept major credit cards for secure online transactions and fax orders.

If you desire to pay with a personal cheque, please mail your order to:

Doppeldecker Corp. , PO Box 1229, Port Washington, New York 11050, USA

Customer Service: 1-516-883-5184

Or please email us. We try to answer on the same day.