Manuals and user guide free PDF downloads for Honeywell HHT-081 - HEPAClean Tower Air Purifier. Our system has returned the following pages from the Honeywell HHT-081 data we have on file. Please use the box above to search for any other information.Manual for Honeywell HHT-081 Air Purifier. View and download the pdf, find answers to frequently asked questions and read feedback from users. Honeywell HHT-081 HEPAClean Air Purifier Manual for Honeywell HEPAClean Tower Air Purifier with HEPA-Type Filters, HHT-081. Honeywell HHT-081 HEPAClean Air