This Honeywell HEPAClean HHT-145 air purifier's replacement ultraviolet bulbs, model HUV-145, are available now. Designed to fit perfectly into the Honeywell HHT-145 air purifier, these bulbs use advanced UV light (sterilizer) filtration technology to rid the air of harmful pollutants and allergens. The white plug-in device is easy to use and will keep your indoor air quality at its best. Get one today and enjoy fresh, clean air in your home.