The Aquaflosser carries a 1 year replacement guarantee from date of purchase should there be any manufacturers fault with the unit.
Should you receive the unit and be unhappy with it you will receive a full refund for the unit as long as it is unused and returned in the original packaging. This does not include postage costs which the customer will be responsible for.
Should the unit be opened and used there will be no refund. Units may not be tested and returned.