*FREE SHIPPING is applicable to the following air purification systems only: Airoclean™420 MAX, Airoclean™ 420 XL and Airoclean™ 420 Home. Offer applies to two or more units per Customer Account. FREE SHIPPING only applies to destinations in the contiguous United States (excluding Alaska, Hawaii, Puerto Rico, U.S. Virgin Island and other U.S. territories). While supplies last. To be eligible, the Form or product consultation requests must be received by Sterilumen™, Inc. by Friday, February 10, 2023, 11 PM EST. Airoclean™ 420 Home products can also be purchased directly online. To be eligible for FREE SHIPPING, Airoclean™ 420 orders must be submitted by Friday, March 10, 11pm EST. Cannot be combined with any other offers or applied to past purchases.