InterVac Design Corp. will repair the power unit with new or rebuilt parts, free of charge for six (6) years from the date of manufacture in the event of a defect in materials or workmanship. This covers units only in the USA. No cash refunds. Excluded are the following items that require normal replacement: Disposable dust bags, filters, vacuum cleaner tools and vacuum hoses. This warranty is extended only to the original purchaser. A purchase receipt or other proof of date of original purchase will be required before warranty performance is rendered. You must return your warranty card or register on our website in order to be covered under these provisions. This warranty only covers failures due to defects in materials or workmanship which occurs during normal use and does not cover damage which occurs in shipment or failures which are caused by products not supplied by InterVac Design, or failures which result from accident, misuse, abuse, neglect, mishandling, misapplication, alteration, modification, or commercial use such as hotel, office, restaurant or rental use of the product, or service by anyone other than an authorized service center, or damage that is attributable to acts of God. There are no expressed warranties except as listed above.