- 2.(3 weeks ago)Today only. Home Depot is taking 41% off select 4-pack Arm & Hammer air filters. Shipping is free on all items.
The pictured 4-pack Arm & Hammer 18" x 24" x 1" Enhanced FPR 6-Odor Allergen and Odor Control is on sale for $20 with free shipping.$20
- 3.Home Depot Arm & Hammer 16 in. x 25 in. x 1 in. ( 16 sizes) Enhanced Allergen and Odor Control FPR ... $20 Free Shipping 7-2-18 only(3 weeks ago)Home Depot.com has select *4-Pack Arm & Hammer Enhanced Allergen Air Filters* (various sizes) on sale for *$19.99*. *Shipping is free*, otherwise, select free in-store pickup as an alternative...$20