Yes, your Austin Air purifier is warranted to be free from defects in material and workmanship for a period of five (5) years from the date of purchase; provided your Austin air purifier was operated under normal residential use and that you have completed and returned your warranty registration to Austin Air Systems.
Austin Air also provides a five (5) year pro-rated filter warranty, by far the most comprehensive in the industry. This means if the filter lasts less than five years, Austin Air will discount the cost of a new filter based on the number of years the filter has been in use. Rest assured, Austin Air filters are designed to last for an unprecedented 5 years under normal residential use.
Register your air purifier here: https://austinair.com/air-cleaner-registration/
Register your filter here: https://austinair.com/air-filter-registration/