Except as otherwise provided, no material will be accepted for return after 30 days from date of shipment. Sales of live fish are final (no returns allowed). To return merchandise, you must call NW TILAPIA at 503-519-4837 for a Return Authorization number. No returns will be accepted without a Return Authorization number. Include with your return a copy of your invoice or packing slip. All merchandise must be returned in its original packaging and condition. Any claims for discrepancies in shipment must be made within 7 days of receipt of merchandise. C.O.D. returns will not be accepted. Shipping charges for returned items must be prepaid. No return are accepted of altered, installed, or used items. No returns are accepted on pre-manufactured products such as aquaponics and aquaculture systems. For all authorized returns, a re-stocking charge may be applied.