The refund and merchandise generally are not. The shopping at our online store requires that the buyer has previous thinks and decides that a product that pays to receive it.
No return of chemicals is done in no case.
Returns machines or devices are made in consultation with the manager of the shop and only in the event that the product is defective due to the failure of the manufacturing industry and the return to replacement is accepted by the manufacturer. To avoid conflicts and your dispute proposes receipt and opening of packaging material to take photographs.
The refund guarantee within machine gets to the responsible for the repair company that will show you the risk and expense of the buyer.