Amazon offers the Holmes True HEPA Allergen Remover,for $70 with free shipping.
- True HEPA filtration removes up to 99.97% of airborne allergens from air that passes through the filter
- Arm & Hammer enhanced filter helps eliminate common household odors
- Digital display with four speeds and timer, which allows to automatically run the air cleaner for up to 16 hours.
- Filter monitors alert you when filter changes are needed to maintain maximum performance
- Recommended for rooms up to 256 sq ft (16ft x 16ft), Smoke CADR 169
- Recommended Filters: Holmes HAPF600D-U2 True HEPA Filter & Holmes HAPF60-U3 Carbon Filter