Home Slickdeals Arm & Hammer Enhanced Allergen and Odor Control FPR 6 Air... Slickdeals Arm & Hammer Enhanced Allergen and Odor Control FPR 6 Air Filter ( 4-Pack – Various Sizes ) $19.98 @ Home Depot Deal Of The Day By ARCOM - 1 February 2019 153 0 SHARE Facebook Twitter Go to the deal page: Arm & Hammer Enhanced Allergen and Odor Control FPR 6 Air Filter ( 4-Pack – Various Sizes ) $19.98 @ Home Depot Deal Of The Day