Dust Free® Announces UL 2998 Listing For All Duct Mounted Air Purification Products.

Royse City, TX — 11/05/2021 — Dust Free® is pleased to announce that all Duct Mounted Air Purifiers manufactured at their Royse City, Texas facility have been tested to the UL 867 standard by Underwriters Laboratory and has been listed to UL 867 and UL 2998. UL 2998 is Underwriter Laboratory’s non-ozone standard for electronic air purifiers. This listing includes Air Knight IPG, Air Knight PX5, Dust Free® Active, and Dust Free® Carbon.