Serial number or invoice number is required for all returns. If you need assistance locating these numbers, please contact us at 619-596-3181. All returns must be made within 30 days of purchase. If an exception is made after 30 days, only in-house credit will be issued. All returns are subject to manufacturer’s return policies. Returns must be sent to Discflo Corporation with freight prepaid. Discflo Corporation is not responsible for returns lost or damaged during shipping. The RMA number must be written on the outside of the shipping box. Returns without RMA numbers will be refused. RMA numbers are valid for 15 days from date of issue. Returns received after 15 days will be refused.