Return Policy


Thank you for your purchase. We hope you are happy with your purchase. However, if you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund, store credit, or an exchange.  Please see below for more information on our return policy.



All returns must be postmarked with thirty (30) days of the purchase date.  All returned items must be in new and unused condition, with all original tags and labels attached.


Return Process

To return an item, please email customer service at or complete form to obtain a Return Merchandise Authorization (RMA) number.  After receiving a RMA number, place the item securely in it original packaging, and mail your return to the following address:


BT Lab Systems

Attn: Returns


9800 Page Ave

St Louis, MO 63132

United States


Please note, you will be responsible for all return shipping charges.  We strongly recommend that you use a trackable method to mail your return.



After receiving your return and inspecting the condition of your item, we will process your return or exchange.  Please allow at least thirty (30) days from the receipt of your item to process your return or exchange. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company.  We will notify you by email when your return has been processed.



For defective or damaged products, please contact us at the email or customer service number below to arrange a repair, refund or exchange.


Please Note

  • A 30% restocking fee will be charged for all returns



If you have any questions concerning our return policy, please contact us at:

(314) 991-6034 or